anchor.diff:  "Eritrea",ER,1994,0.962377589606945
   "Eritrea",ER,1993,0.890011002642867
   "Eritrea",ER,1992,0.923966728176579
  -"Estonia",EE,2015,0.555093
  -"Estonia",EE,2014,0.53966
  -"Estonia",EE,2013,0.531007
  -"Estonia",EE,2012,0.525177
  -"Estonia",EE,2011,0.524162
  -"Estonia",EE,2010,0.523573
  -"Estonia",EE,2009,0.524592
  -"Estonia",EE,2008,0.548811
  -"Estonia",EE,2007,0.554946
  -"Estonia",EE,2006,0.520222
  -"Estonia",EE,2005,0.50198
  -"Estonia",EE,2004,0.485845
  -"Estonia",EE,2003,0.479968
  -"Estonia",EE,2002,0.477395
  -"Estonia",EE,2001,0.476445
  -"Estonia",EE,2000,0.455057
  -"Estonia",EE,1999,0.443908
  -"Estonia",EE,1998,0.429585
  -"Estonia",EE,1997,0.401264
  -"Estonia",EE,1996,0.370568
  -"Estonia",EE,1995,0.30457
  -"Estonia",EE,1994,0.236518
  -"Estonia",EE,1993,0.172945
  -"Ethiopia",ET,2015,7.63853470977987
  -"Ethiopia",ET,2014,7.25906837243
  -"Ethiopia",ET,2013,6.65918723288492
  -"Ethiopia",ET,2012,6.45052993608094
  +"Belarus",BY,2017,0.587035544710029
  +"Belarus",BY,2016,0.552434638054278
  +"Belarus",BY,2015,0.516404537298578
  +"Belarus",BY,2014,0.449916723740768
  +"Belarus",BY,2013,0.387770039440134
  +"Belarus",BY,2012,0.325021750054873
  +"Belarus",BY,2011,0.188930769751274
  +"Belarus",BY,2010,0.112917887502686
  +"Belarus",BY,2009,0.0993370080679224
  +"Belarus",BY,2008,0.0947083586124251
  +"Belarus",BY,2007,0.0796661599827943
  +"Belarus",BY,2006,0.0724589230475814
  +"Belarus",BY,2005,0.0674365578489249
  +"Belarus",BY,2004,0.0585064792213241
  +"Belarus",BY,2003,0.0490036145573133
  +"Belarus",BY,2002,0.0382451324157993
  +"Belarus",BY,2001,0.0268004974482617
  +"Belarus",BY,2000,0.0152679530395237
  +"Belarus",BY,1999,0.0054734959888892
  +"Belarus",BY,1998,0.00133333628266858
  +"Belarus",BY,1997,0.000763281794461004
  +"Belarus",BY,1996,0.000452285064770412
  +"Belarus",BY,1995,0.0002996088774251
  +"Belarus",BY,1994,4.01649523597227E-05
  +"Belarus",BY,1993,2.00512006965003E-06
  +"Belarus",BY,1992,1.77164186852032E-07
  +"Belarus",BY,1991,1.6024624175553E-08
  +"Belarus",BY,1990,7.87064607253028E-09
  +"Palau",PW,2017,0.923036082275079
  +"Palau",PW,2016,0.939301565049931
  +"Palau",PW,2015,0.921604240627721
  +"Palau",PW,2014,0.859672847000618
  +"Palau",PW,2013,0.824443518003567
  +"Palau",PW,2012,0.785970150375964
  +"Palau",PW,2011,0.749237503264511
  +"Palau",PW,2010,0.769564244780054
  +"Palau",PW,2009,0.771104988476989
  +"Palau",PW,2008,0.792418813420948
  +"Palau",PW,2007,0.741827025244766
  +"Palau",PW,2006,0.74514681802862
  +"Palau",PW,2005,0.734186950331185
  +"Palau",PW,2004,0.71465874001824
  +"Palau",PW,2003,0.722557603106795
  +"Palau",PW,2002,0.761796534776739
  +"Palau",PW,2001,0.764322096999094
  +"Palau",PW,2000,0.768711132750717
  +"Denmark",DK,2017,7.356282
  +"Denmark",DK,2016,7.356401
  +"Denmark",DK,2015,7.327533
  +"Denmark",DK,2014,7.328674
  +"Denmark",DK,2013,7.354846
  +"Denmark",DK,2012,7.564136
  +"Denmark",DK,2011,7.466492
  +"Denmark",DK,2010,7.584051
  +"Denmark",DK,2009,7.730936
  +"Denmark",DK,2008,7.944128
  +"Denmark",DK,2007,8.171752
  +"Denmark",DK,2006,8.294639
  +"Denmark",DK,2005,8.569438
  +"Denmark",DK,2004,8.464509
  +"Denmark",DK,2003,8.658039
  +"Denmark",DK,2002,8.561606
  +"Denmark",DK,2001,8.683539
  +"Denmark",DK,2000,8.671479
  +"Denmark",DK,1999,8.752578
  +"Denmark",DK,1998,8.668901
  +"Denmark",DK,1997,8.704429
  +"Denmark",DK,1996,8.720529
  +"Denmark",DK,1995,8.740383
  +"Denmark",DK,1994,8.8097
  +"Denmark",DK,1993,8.858504
  +"Denmark",DK,1992,9.016977
  +"Denmark",DK,1991,9.072299
  +"Denmark",DK,1990,9.131424
  +"Albania",AL,2017,44.9606493941025
  +"Albania",AL,2016,44.3741674333027
  +"Albania",AL,2015,43.929064947029
  +"Albania",AL,2014,42.8939300138557
  +"Albania",AL,2013,44.1137715754682
  +"Albania",AL,2012,43.6553224928973
  +"Albania",AL,2011,43.8576999373958
  +"Albania",AL,2010,44.1566532134776
  +"Albania",AL,2009,44.3369680183231
  +"Albania",AL,2008,44.5612121499538
  +"Albania",AL,2007,44.6855366654024
  +"Albania",AL,2006,44.4525462867169
  +"Albania",AL,2005,45.5272081382206
  +"Albania",AL,2004,44.923658633553
  +"Albania",AL,2003,44.6456899988972
  +"Albania",AL,2002,42.9263391131837
  +"Albania",AL,2001,42.7704249783174
  +"Albania",AL,2000,42.0258888898627
  +"Albania",AL,1999,41.101486444049
  +"Albania",AL,1998,40.7522583324681
  +"Albania",AL,1997,38.7464156158231
  +"Albania",AL,1996,35.1592621374481
  +"Albania",AL,1995,25.3413290371481
  +"Albania",AL,1994,24.5041742482224
  +"Albania",AL,1993,18.0799663129912
  +"Albania",AL,1992,8.61595186445468
  +"Albania",AL,1991,2.52009557811864
  +"Albania",AL,1990,1.8792007246324
  +"Solomon Islands",SB,2017,6.9439924666351
  +"Solomon Islands",SB,2016,6.95491578399762
  +"Solomon Islands",SB,2015,6.79696054516102
  +"Solomon Islands",SB,2014,6.66536129033129
  +"Solomon Islands",SB,2013,6.61988082694108
  +"Solomon Islands",SB,2012,6.57299016691655
  +"Solomon Islands",SB,2011,6.37486212403798
  +"Solomon Islands",SB,2010,5.67643345002594
  +"Solomon Islands",SB,2009,5.37936521848543
  +"Solomon Islands",SB,2008,5.0545647592739
  +"Solomon Islands",SB,2007,4.62463329515914
  +"Solomon Islands",SB,2006,4.48404591221916
  +"Solomon Islands",SB,2005,4.43283701036304
  +"Solomon Islands",SB,2004,4.34514067201696
  +"Solomon Islands",SB,2003,4.16604061843401
  +"Solomon Islands",SB,2002,4.17796950670021
  +"Solomon Islands",SB,2001,3.77969985934755
  +"Solomon Islands",SB,2000,3.72663574059953
  +"Solomon Islands",SB,1999,3.44296102700926
  +"Solomon Islands",SB,1998,3.38334780325243
  +"Solomon Islands",SB,1997,3.2385198937653
  +"Solomon Islands",SB,1996,3.09995555073362
  +"Solomon Islands",SB,1995,2.81450791681393
  +"Solomon Islands",SB,1994,2.68916077546969
  +"Solomon Islands",SB,1993,2.56798270497728
  +"Solomon Islands",SB,1992,2.31457720027347
  +"Solomon Islands",SB,1991,2.09192615320082
  +"Solomon Islands",SB,1990,2.01549386295242
  +"Philippines",PH,2017,18.0579894621743
  +"Philippines",PH,2016,17.9659721160092
  +"Philippines",PH,2015,17.8911934090533
  +"Philippines",PH,2014,18.1919203527075
  +"Philippines",PH,2013,17.9515956700569
  +"Philippines",PH,2012,17.8758700916102
  +"Philippines",PH,2011,17.8537229608594
  +"Philippines",PH,2010,17.5178177242279
  +"Philippines",PH,2009,17.0133998717161
  +"Philippines",PH,2008,16.6800274809275
  +"Philippines",PH,2007,15.8134572587713
  +"Philippines",PH,2006,15.747651983001
  +"Philippines",PH,2005,15.4660436124182
  +"Philippines",PH,2004,15.0845555864763
  +"Philippines",PH,2003,14.688965250201
  +"Philippines",PH,2002,14.517130528594
  +"Philippines",PH,2001,14.1509901718438
  +"Philippines",PH,2000,13.7125045428494
  +"Philippines",PH,1999,13.2670157690508
  +"Philippines",PH,1998,12.6378351894529
  +"Philippines",PH,1997,10.4386403927713
  +"Philippines",PH,1996,9.99516015254833
  +"Philippines",PH,1995,9.45339869099379
  +"Philippines",PH,1994,8.97302457719305
  +"Philippines",PH,1993,8.33155099252262
  +"Philippines",PH,1992,7.98428162976416
  +"Philippines",PH,1991,7.56609491002967
  +"Philippines",PH,1990,6.70912443155602
  +"Barbados",BB,2017,1.80141392038228
  +"Barbados",BB,2016,1.76038269080438
  +"Barbados",BB,2015,1.84062216997191
  +"Barbados",BB,2014,1.88723824318819
  +"Barbados",BB,2013,1.9228380576454
  +"Barbados",BB,2012,1.97246724059558
  +"Barbados",BB,2011,2.01679631525566
  +"Barbados",BB,2010,1.98423213015522
  +"Barbados",BB,2009,2.00203018456386
  +"Barbados",BB,2008,2.01221083139788
  +"Barbados",BB,2007,2.01649132859724
  +"Barbados",BB,2006,1.97830755468488
  +"Barbados",BB,2005,1.97803105360167
  +"Barbados",BB,2004,1.91470352260878
  +"Barbados",BB,2003,1.8589450158917
  +"Barbados",BB,2002,1.87544939296414
  +"Barbados",BB,2001,1.88740787762191
  +"Barbados",BB,2000,1.88702189346058
  +"Barbados",BB,1999,1.91590751004383
  +"Barbados",BB,1998,1.86377476461666
  +"Barbados",BB,1997,1.73270321245827
  +"Barbados",BB,1996,1.74572170870768
  +"Barbados",BB,1995,1.73379412018617
  +"Barbados",BB,1994,1.71702136103754
  +"Barbados",BB,1993,1.73126756061671
  +"Barbados",BB,1992,1.70058793994213
  +"Barbados",BB,1991,1.67360837900961
  +"Barbados",BB,1990,1.6752918294594
  +"Guinea-Bissau",GW,2017,247.754889036848
  +"Guinea-Bissau",GW,2016,238.05785977272
  +"Guinea-Bissau",GW,2015,227.241454733354
  +"Guinea-Bissau",GW,2014,204.907814641108
  +"Guinea-Bissau",GW,2013,208.894944351275
  +"Guinea-Bissau",GW,2012,214.265890907293
  +"Guinea-Bissau",GW,2011,220.084671232084
  +"Guinea-Bissau",GW,2010,196.988072231376
  +"Guinea-Bissau",GW,2009,193.651533294521
  +"Guinea-Bissau",GW,2008,200.03947663803
  +"Guinea-Bissau",GW,2007,181.340832379265
  +"Guinea-Bissau",GW,2006,178.353213512072
  +"Guinea-Bissau",GW,2005,188.107834583854
  +"Guinea-Bissau",GW,2004,183.515558492331
  +"Guinea-Bissau",GW,2003,191.213422897316
  +"Guinea-Bissau",GW,2002,205.316427890154
  +"Guinea-Bissau",GW,2001,204.788619442761
  +"Guinea-Bissau",GW,2000,196.17603841722
  +"Guinea-Bissau",GW,1999,110.912339335432
  +"Guinea-Bissau",GW,1998,100.270322780004
  +"Guinea-Bissau",GW,1997,93.7854895745668
  +"Guinea-Bissau",GW,1996,71.1136986528773
  +"Guinea-Bissau",GW,1995,52.0074595469862
  +"Guinea-Bissau",GW,1994,36.6835852722007
  +"Guinea-Bissau",GW,1993,30.3970941535798
  +"Guinea-Bissau",GW,1992,20.877870133264
  +"Guinea-Bissau",GW,1991,12.9431675266935
  +"Guinea-Bissau",GW,1990,7.96571248595523
  +"India",IN,2017,17.7291702330434
  +"India",IN,2016,17.5229079380375
  +"India",IN,2015,17.1523261690117
  +"India",IN,2014,16.9863916351951
  +"India",IN,2013,16.7337153363008
  +"India",IN,2012,16.0133024296475
  +"India",IN,2011,15.1094346163569
  +"India",IN,2010,14.208060376215
  +"India",IN,2009,13.1960785503309
  +"India",IN,2008,12.5361249406784
  +"India",IN,2007,11.7628256426366
  +"India",IN,2006,11.4185920439122
  +"India",IN,2005,11.0591203072826
  +"India",IN,2004,10.9509773619652
  +"India",IN,2003,10.6427575638511
  +"India",IN,2002,10.4507656247995
  +"India",IN,2001,10.2310446324128
  +"India",IN,2000,10.1381945901802
  +"India",IN,1999,10.0042396653081
  +"India",IN,1998,9.85494795281877
  +"India",IN,1997,9.22311261508669
  +"India",IN,1996,8.81038226865271
  +"India",IN,1995,8.33950172373998
  +"India",IN,1994,7.80600204298006
  +"India",IN,1993,7.24870057552519
  +"India",IN,1992,6.75500244360718
  +"India",IN,1991,6.34054648795671
  +"India",IN,1990,5.75954957727725
  +"Peru",PE,2017,1.59512337178714
  +"Peru",PE,2016,1.56227490178818
  +"Peru",PE,2015,1.53792194780318
  +"Peru",PE,2014,1.51508456689328
  +"Peru",PE,2013,1.5036953460557
  +"Peru",PE,2012,1.51167775984338
  +"Peru",PE,2011,1.52122956478582
  +"Peru",PE,2010,1.45451856230682
  +"Peru",PE,2009,1.39274729782368
  +"Peru",PE,2008,1.37494949515443
  +"Peru",PE,2007,1.38662239853254
  +"Peru",PE,2006,1.40261661643068
  +"Peru",PE,2005,1.34289348218305
  +"Peru",PE,2004,1.33918172638965
  +"Peru",PE,2003,1.29471014049453
  +"Peru",PE,2002,1.29713072235986
  +"Peru",PE,2001,1.31560905723583
  +"Peru",PE,2000,1.33949246698752
  +"Peru",PE,1999,1.32332923271737
  +"Peru",PE,1998,1.30527649799422
  +"Peru",PE,1997,1.25218604802634
  +"Peru",PE,1996,1.18715518878412
  +"Peru",PE,1995,1.10206238131223
  +"Peru",PE,1994,0.990543886746379
  +"Peru",PE,1993,0.80598870031812
  +"Peru",PE,1992,0.561154191857147
  +"Peru",PE,1991,0.340716879292072
  +"Peru",PE,1990,0.0729436463861732
  +"Singapore",SG,2017,0.848701477342586
  +"Singapore",SG,2016,0.856517199470077
  +"Singapore",SG,2015,0.867761093748864
  +"Singapore",SG,2014,0.846800394771514
  +"Singapore",SG,2013,0.864199257458476
  +"Singapore",SG,2012,0.880132694743426
  +"Singapore",SG,2011,0.891483855125981
  +"Singapore",SG,2010,0.898675666913506
  +"Singapore",SG,2009,0.910070156252599
  +"Singapore",SG,2008,0.885792619883289
  +"Singapore",SG,2007,0.916844177814177
  +"Singapore",SG,2006,0.88913248448631
  +"Singapore",SG,2005,0.900952758383079
  +"Singapore",SG,2004,0.909690903844143
  +"Singapore",SG,2003,0.896600226662844
  +"Singapore",SG,2002,0.930366248597361
  +"Singapore",SG,2001,0.956593969369853
  +"Singapore",SG,2000,1.00084085725263
  +"Singapore",SG,1999,0.986719734362551
  +"Singapore",SG,1998,1.04246369354092
  +"Singapore",SG,1997,1.06827722923742
  +"Singapore",SG,1996,1.07542558724413
  +"Singapore",SG,1995,1.07917894168129
  +"Singapore",SG,1994,1.06660194207226
  +"Singapore",SG,1993,1.05070327321422
  +"Singapore",SG,1992,1.04030771700131
  +"Singapore",SG,1991,1.0535288836693
  +"Singapore",SG,1990,1.04238242743696
  +"Macao SAR, China",MO,2017,5.63957978148747
  +"Macao SAR, China",MO,2016,5.61347757599376
  +"Macao SAR, China",MO,2015,5.6352162060013
  +"Macao SAR, China",MO,2014,5.45090194347229
  +"Macao SAR, China",MO,2013,5.10751112863673
  +"Macao SAR, China",MO,2012,4.81777403499245
  +"Macao SAR, China",MO,2011,4.58854520828375
  +"Macao SAR, China",MO,2010,4.35677145102057
  +"Macao SAR, China",MO,2009,4.208837985167
  +"Macao SAR, China",MO,2008,4.20392778692139
  +"Macao SAR, China",MO,2007,3.89351273943385
  +"Macao SAR, China",MO,2006,3.67312044988852
  +"Macao SAR, China",MO,2005,3.51185328604021
  +"Macao SAR, China",MO,2004,3.43371935823573
  +"Macao SAR, China",MO,2003,3.46172381403027
  +"Macao SAR, China",MO,2002,3.52791727735643
  +"Macao SAR, China",MO,2001,3.63003515141789
  +"Macao SAR, China",MO,2000,3.76554580515243
  +"Macao SAR, China",MO,1999,3.91658119993988
  +"Macao SAR, China",MO,1998,4.02674581347002
  +"Macao SAR, China",MO,1997,4.15267467708012
  +"Macao SAR, China",MO,1996,4.15548523256638
  +"Macao SAR, China",MO,1995,4.13952263823174
  +"Macao SAR, China",MO,1994,3.90584015184206
  +"Macao SAR, China",MO,1993,3.73707145846768
  +"Macao SAR, China",MO,1992,3.4924163006891
  +"Macao SAR, China",MO,1991,3.11067928954272
  +"Macao SAR, China",MO,1990,2.87916835134176
  +"Hong Kong SAR, China",HK,2017,5.84977495286962
  +"Hong Kong SAR, China",HK,2016,5.78545807201978
  +"Hong Kong SAR, China",HK,2015,5.76370783185496
  +"Hong Kong SAR, China",HK,2014,5.62139567270712
  +"Hong Kong SAR, China",HK,2013,5.56370087785907
  +"Hong Kong SAR, China",HK,2012,5.55290850587655
  +"Hong Kong SAR, China",HK,2011,5.46159302421975
  +"Hong Kong SAR, China",HK,2010,5.36522393738308
  +"Hong Kong SAR, China",HK,2009,5.41609371938084
  +"Hong Kong SAR, China",HK,2008,5.47779486312612
  +"Hong Kong SAR, China",HK,2007,5.51458090799891
  +"Hong Kong SAR, China",HK,2006,5.48912488278782
  +"Hong Kong SAR, China",HK,2005,5.68819261888885
  +"Hong Kong SAR, China",HK,2004,5.880046696655
  +"Hong Kong SAR, China",HK,2003,6.2667593509625
  +"Hong Kong SAR, China",HK,2002,6.8002636184139
  +"Hong Kong SAR, China",HK,2001,7.1478124952053
  +"Hong Kong SAR, China",HK,2000,7.4427399558651
  +"Hong Kong SAR, China",HK,1999,7.87955193515419
  +"Hong Kong SAR, China",HK,1998,8.34178726475065
  +"Hong Kong SAR, China",HK,1997,8.3306902977076
  +"Hong Kong SAR, China",HK,1996,8.01177210711359
  +"Hong Kong SAR, China",HK,1995,7.70472112587908
  +"Hong Kong SAR, China",HK,1994,7.55276643308346
  +"Hong Kong SAR, China",HK,1993,7.25490376657186
  +"Hong Kong SAR, China",HK,1992,6.83851952020567
  +"Hong Kong SAR, China",HK,1991,6.36437523759009
  +"Hong Kong SAR, China",HK,1990,6.02546323266318
  +"Lebanon",LB,2017,875.569899206042
  +"Lebanon",LB,2016,869.94813056084
  +"Lebanon",LB,2015,896.139769684098
  +"Lebanon",LB,2014,883.224358561188
  +"Lebanon",LB,2013,882.204884358222
  +"Lebanon",LB,2012,877.181210451234
  +"Lebanon",LB,2011,838.9864
  +"Lebanon",LB,2010,828.456697588764
  +"Lebanon",LB,2009,836.586108024897
  +"Lebanon",LB,2008,764.267166437301
  +"Lebanon",LB,2007,723.907234471756
  +"Lebanon",LB,2006,720.708353299162
  +"Lebanon",LB,2005,736.802588616831
  +"Lebanon",LB,2004,769.09214338846
  +"Lebanon",LB,2003,802.132245844455
  +"Lebanon",LB,2002,805.355854697014
  +"Lebanon",LB,2001,779.304426548034
  +"Lebanon",LB,2000,809.654947529814
  +"Lebanon",LB,1999,845.755983538253
  +"Lebanon",LB,1998,852.396003036507
  +"Lebanon",LB,1997,827.779741174662
  +"Lebanon",LB,1996,729.833030507437
  +"Lebanon",LB,1995,690.096586087373
  +"Lebanon",LB,1994,637.030909821156
  +"Lebanon",LB,1993,571.692162068338
  +"Lebanon",LB,1992,453.35752323415
  +"Lebanon",LB,1991,210.779371297404
  +"Lebanon",LB,1990,143.722684124482
  +"Georgia",GE,2017,0.956602102936769
  +"Georgia",GE,2016,0.914501376157531
  +"Georgia",GE,2015,0.888929926316186
  +"Georgia",GE,2014,0.84861385691853
  +"Georgia",GE,2013,0.832375876203238
  +"Georgia",GE,2012,0.852315921497975
  +"Georgia",GE,2011,0.858816275897075
  +"Georgia",GE,2010,0.800838578339816
  +"Georgia",GE,2009,0.746789098705708
  +"Georgia",GE,2008,0.768887225389894
  +"Georgia",GE,2007,0.714600609649454
  +"Georgia",GE,2006,0.668793435527213
  +"Georgia",GE,2005,0.635425584676389
  +"Georgia",GE,2004,0.60769750013732
  +"Georgia",GE,2003,0.576194317695624
  +"Georgia",GE,2002,0.568224730776407
  +"Georgia",GE,2001,0.544703106793566
  +"Georgia",GE,2000,0.528689134986747
  +"Georgia",GE,1999,0.51654703874888
  +"Georgia",GE,1998,0.477962330374352
  +"Georgia",GE,1997,0.451810800767558
  +"Georgia",GE,1996,0.431342485857465
  +"Georgia",GE,1995,0.307074591964832
  +"Georgia",GE,1994,0.119318307390488
  +"Georgia",GE,1993,0.00198413541537548
  +"Georgia",GE,1992,1.30680197241788E-05
  +"Georgia",GE,1991,9.47725568448147E-07
  +"Georgia",GE,1990,6.03628598987178E-07
  +"Netherlands",NL,2017,0.808315
  +"Netherlands",NL,2016,0.816371
  +"Netherlands",NL,2015,0.814614
  +"Netherlands",NL,2014,0.808798
  +"Netherlands",NL,2013,0.798166
  +"Netherlands",NL,2012,0.824408
  +"Netherlands",NL,2011,0.836065
  +"Netherlands",NL,2010,0.853283
  +"Netherlands",NL,2009,0.848322
  +"Netherlands",NL,2008,0.847775
  +"Netherlands",NL,2007,0.86118
  +"Netherlands",NL,2006,0.872708
  +"Netherlands",NL,2005,0.897139
  +"Netherlands",NL,2004,0.908296
  +"Netherlands",NL,2003,0.926593
  +"Netherlands",NL,2002,0.900863
  +"Netherlands",NL,2001,0.903954
  +"Netherlands",NL,2000,0.890569
  +"Netherlands",NL,1999,0.906357
  +"Netherlands",NL,1998,0.9067
  +"Netherlands",NL,1997,0.909174
  +"Netherlands",NL,1996,0.906504
  +"Netherlands",NL,1995,0.91069
  +"Netherlands",NL,1994,0.910878
  +"Netherlands",NL,1993,0.911461
  +"Netherlands",NL,1992,0.918475
  +"Netherlands",NL,1991,0.916537
  +"Netherlands",NL,1990,0.918417
  +"Ethiopia",ET,2017,9.06336952150157
  +"Ethiopia",ET,2016,8.67764496622057
  +"Ethiopia",ET,2015,7.96061425656809
  +"Ethiopia",ET,2014,7.26018833620305
  +"Ethiopia",ET,2013,6.6591872328849
  +"Ethiopia",ET,2012,6.45052993608092
   "Ethiopia",ET,2011,4.919337203074
   "Ethiopia",ET,2010,4.18192968175469
   "Ethiopia",ET,2009,4.17272758697744
  
positive.code: Country,Country ID,Year,PPP
  "Afghanistan",AF,2015,19.2399982906403
  "Afghanistan",AF,2014,18.7319778945627
  "Afghanistan",AF,2013,19.0211095543193
  "Afghanistan",AF,2012,18.4575606427255
  "Afghanistan",AF,2011,17.35617
  "Afghanistan",AF,2010,16.0223658757746
  
negative.code: "United States",US,1992,1
  "United States",US,1991,1
  "United States",US,1990,1
  "Belize",BZ,2017,1.14214172621669
  "Belize",BZ,2016,1.1615800999441
  "Belize",BZ,2015,1.14392577072229
  "Belize",BZ,2014,1.14986077475179
  "Belize",BZ,2013,1.15253810660702
  "Belize",BZ,2012,1.15104974437387
  "Belize",BZ,2011,1.14980147781883
  "Belize",BZ,2010,1.12579608430351
  "Belize",BZ,2009,1.1267323741178
  "Belize",BZ,2008,1.1704679648133
  "Belize",BZ,2007,1.16170006912626
  "Belize",BZ,2006,1.13748402054946
  "Belize",BZ,2005,1.12217588540015
  "Belize",BZ,2004,1.1280348512969
  "Belize",BZ,2003,1.13558946274795
  "Belize",BZ,2002,1.19232746683876
  "Belize",BZ,2001,1.189776315664
  "Belize",BZ,2000,1.21960596828365
  "Belize",BZ,1999,1.24166046333307
  "Belize",BZ,1998,1.28949080631439
  "Belize",BZ,1997,1.28418708143307
  "Belize",BZ,1996,1.32574438182853
  "Belize",BZ,1995,1.32388289050674
  "Belize",BZ,1994,1.27404969469103
  "Belize",BZ,1993,1.25609065191822
  "Belize",BZ,1992,1.26509335313502
  "Belize",BZ,1991,1.24401397288981
  "Belize",BZ,1990,1.3192020739046
  "Morocco",MA,2017,3.54686354775819
  "Morocco",MA,2016,3.6106828713815
  "Morocco",MA,2015,3.57797558915573
  "Morocco",MA,2014,3.55600680160921
  "Morocco",MA,2013,3.61275985903382
  "Morocco",MA,2012,3.6237334085951
  "Morocco",MA,2011,3.6769043405007
  "Morocco",MA,2010,3.77893039165389
  "Morocco",MA,2009,3.78812655086529
  "Morocco",MA,2008,3.8112956414993
  "Morocco",MA,2007,3.71763131025354
  "Morocco",MA,2006,3.68412371865432
  "Morocco",MA,2005,3.73942241297766
  "Morocco",MA,2004,3.81433232341965
  "Morocco",MA,2003,3.87200749375212
  "Morocco",MA,2002,3.90769414817194
  "Morocco",MA,2001,3.92030350996257
  "Morocco",MA,2000,3.98365724638213
  "Morocco",MA,1999,4.10477541915196
  "Morocco",MA,1998,4.14398975249826
  "Morocco",MA,1997,4.17263425244921
  "Morocco",MA,1996,4.21398680961262
  "Morocco",MA,1995,4.27230996915581
  "Morocco",MA,1994,4.05568282714635
  "Morocco",MA,1993,4.1150257269914
  "Morocco",MA,1992,4.08883744990255
  "Morocco",MA,1991,3.99859394279865
  "Morocco",MA,1990,3.92014428486936
  "Botswana",BW,2017,4.52886496554253
  "Botswana",BW,2016,4.46958848276569
  "Botswana",BW,2015,4.04315010302887
  "Botswana",BW,2014,4.01217030936998
  "Botswana",BW,2013,3.64971693907022
  "Botswana",BW,2012,3.69179299974073
  "Botswana",BW,2011,3.76402105981858
  "Botswana",BW,2010,3.30003889931077
  "Botswana",BW,2009,3.06678654956035
  "Botswana",BW,2008,2.90250186163029
  "Botswana",BW,2007,2.82579474595178
  "Botswana",BW,2006,2.76476203937279
  "Botswana",BW,2005,2.65154915804317
  "Botswana",BW,2004,2.37016192051381
  "Botswana",BW,2003,2.21235607227939
  "Botswana",BW,2002,2.18525247607802
  "Botswana",BW,2001,2.19276260347071
  "Botswana",BW,2000,2.07060750935599
  "Botswana",BW,1999,1.85487138366312
  "Botswana",BW,1998,1.64857832525636
  "Botswana",BW,1997,1.51962252182828
  "Botswana",BW,1996,1.46809302920052
  "Botswana",BW,1995,1.28745636666449
  "Botswana",BW,1994,1.2265455900981
  "Botswana",BW,1993,1.14434914065416
  "Botswana",BW,1992,1.03619979971583
  "Botswana",BW,1991,0.993836877948571
  "Botswana",BW,1990,0.976363592634008
  "West Bank and Gaza",PS,2017,2.28021651476943
  "West Bank and Gaza",PS,2016,2.21704711871256
  "West Bank and Gaza",PS,2015,2.21924255595937
  "West Bank and Gaza",PS,2014,2.32802518081622
  "West Bank and Gaza",PS,2013,2.32092216968351
  "West Bank and Gaza",PS,2012,2.17948550673927
  "West Bank and Gaza",PS,2011,2.18886922390197
  "West Bank and Gaza",PS,2010,2.13888290548426
  "West Bank and Gaza",PS,2009,1.90844327578179
  "West Bank and Gaza",PS,2008,1.91854331000886
  "West Bank and Gaza",PS,2007,1.71200759463172
  "West Bank and Gaza",PS,2006,1.67071120975162
  "West Bank and Gaza",PS,2005,1.62848029982995
  "West Bank and Gaza",PS,2004,1.66866837263282
  "West Bank and Gaza",PS,2003,1.73404259891863
  "West Bank and Gaza",PS,2002,1.80703091395745
  "West Bank and Gaza",PS,2001,1.80787244576778
  "West Bank and Gaza",PS,2000,1.80671030600709
  "West Bank and Gaza",PS,1999,1.67311039638258
  "West Bank and Gaza",PS,1998,1.75178181651756
  "West Bank and Gaza",PS,1997,1.87132471298521
  "West Bank and Gaza",PS,1996,1.97923435657161
  "West Bank and Gaza",PS,1995,1.96399565296817
  "West Bank and Gaza",PS,1994,1.8601506808402
  "Mexico",MX,2017,9.285451
  "Mexico",MX,2016,8.868705
  "Mexico",MX,2015,8.5411
  "Mexico",MX,2014,8.045318
  "Mexico",MX,2013,7.884359
  "Mexico",MX,2012,7.858708
  "Mexico",MX,2011,7.673013
  "Mexico",MX,2010,7.667777
  "Mexico",MX,2009,7.429925
  "Mexico",MX,2008,7.469532
  "Mexico",MX,2007,7.347535
  "Mexico",MX,2006,7.186154
  "Mexico",MX,2005,7.126862
  "Mexico",MX,2004,7.170685
  "Mexico",MX,2003,6.799627
  "Mexico",MX,2002,6.553697
  "Mexico",MX,2001,6.304871
  "Mexico",MX,2000,6.093605
  "Mexico",MX,1999,5.63367
  "Mexico",MX,1998,4.968134
  "Mexico",MX,1997,4.353031
  "Mexico",MX,1996,3.761273
  "Mexico",MX,1995,2.929328
  "Mexico",MX,1994,2.169261
  "Mexico",MX,1993,2.04617
  "Mexico",MX,1992,1.913231
  "Mexico",MX,1991,1.710363
  "Mexico",MX,1990,1.433902
  "Norway",NO,2017,10.242149
  "Norway",NO,2016,10.125703
  "Norway",NO,2015,9.73337
  "Norway",NO,2014,9.278458
  "Norway",NO,2013,9.029349
  "Norway",NO,2012,9.037085
  "Norway",NO,2011,9.082736
  "Norway",NO,2010,9.143046
  "Norway",NO,2009,9.083681
  "Norway",NO,2008,8.859281
  "Norway",NO,2007,8.933115
  "Norway",NO,2006,8.788096
  "Norway",NO,2005,9.005204
  "Norway",NO,2004,9.130702
  "Norway",NO,2003,9.208315
  "Norway",NO,2002,9.05673
  "Norway",NO,2001,9.165571
  "Norway",NO,2000,9.086746
  "Norway",NO,1999,9.283739
  "Norway",NO,1998,9.320111
  "Norway",NO,1997,9.061531
  "Norway",NO,1996,8.986894
  "Norway",NO,1995,9.084435
  "Norway",NO,1994,8.998422
  "Norway",NO,1993,9.204274
  "Norway",NO,1992,9.212065
  "Norway",NO,1991,9.48272
  "Norway",NO,1990,9.586333
  