anchor.diff:  "Sudan",SD,1992,0.0193736890211257
   "Sudan",SD,1991,0.00947042771224286
   "Sudan",SD,1990,0.00518382402754323
  -"Suriname",SR,2014,1.92001427683931
  -"Suriname",SR,2013,1.95369725056344
  -"Suriname",SR,2012,1.97910257269964
  +"Suriname",SR,2015,1.80879224149266
  +"Suriname",SR,2014,1.91302454578839
  +"Suriname",SR,2013,1.95010811417766
  +"Suriname",SR,2012,1.97819259431039
   "Suriname",SR,2011,1.8260701205072
   "Suriname",SR,2010,1.62811731432997
   "Suriname",SR,2009,1.5371959753893
  
positive.code: "Lao PDR",LA,1992,155.949165117725
  "Lao PDR",LA,1991,150.48431398908
  "Lao PDR",LA,1990,137.639002456876
  "Latvia",LV,2014,0.517974637571502
  "Latvia",LV,2013,0.512984959448009
  "Latvia",LV,2012,0.515721804568547
  "Latvia",LV,2011,0.50530870449169
  "Latvia",LV,2010,0.491093665196419
  "Latvia",LV,2009,0.515431382594021
  "Latvia",LV,2008,0.561876178774622
  "Latvia",LV,2007,0.538780818911207
  "Latvia",LV,2006,0.463211375488918
  "Latvia",LV,2005,0.429666764471644
  "Latvia",LV,2004,0.389732974713962
  "Latvia",LV,2003,0.367711254519039
  "Latvia",LV,2002,0.35505787145949
  "Latvia",LV,2001,0.353449875440254
  "Latvia",LV,2000,0.354184577365518
  "Latvia",LV,1999,0.342405041376684
  "Latvia",LV,1998,0.33278389220325
  "Latvia",LV,1997,0.324160740721724
  "Latvia",LV,1996,0.308392716427016
  "Latvia",LV,1995,0.273549722599353
  "Lebanon",LB,2014,868.290581233625
  "Lebanon",LB,2013,871.491306471113
  "Lebanon",LB,2012,869.351441593048
  "Lebanon",LB,2011,838.9864
  "Lebanon",LB,2010,828.382591408687
  "Lebanon",LB,2009,837.164975162204
  "Lebanon",LB,2008,763.345280239901
  "Lebanon",LB,2007,723.874555283702
  "Lebanon",LB,2006,721.035557237756
  "Lebanon",LB,2005,737.47312051353
  "Lebanon",LB,2004,769.567700317825
  "Lebanon",LB,2003,814.488257926566
  "Lebanon",LB,2002,817.879695718219
  "Lebanon",LB,2001,791.107635357158
  "Lebanon",LB,2000,822.568727764376
  "Lebanon",LB,1999,859.245565657975
  "Lebanon",LB,1998,865.991491695312
  "Lebanon",LB,1997,840.982607029286
  "Lebanon",LB,1996,741.473672478734
  "Lebanon",LB,1995,701.103442380096
  "Lebanon",LB,1994,647.191382745293
  "Lebanon",LB,1993,580.810499410433
  "Lebanon",LB,1992,460.588454682949
  "Lebanon",LB,1991,214.141245991066
  "Lebanon",LB,1990,146.015022562337
  "Lesotho",LS,2014,4.2541187869961
  "Lesotho",LS,2013,4.04677358242646
  "Lesotho",LS,2012,3.92108029122156
  "Lesotho",LS,2011,3.92293886799081
  "Lesotho",LS,2010,3.64147111404085
  "Lesotho",LS,2009,3.60110471773934
  "Lesotho",LS,2008,3.48375164666459
  "Lesotho",LS,2007,3.13781109563201
  "Lesotho",LS,2006,2.90035656428003
  "Lesotho",LS,2005,2.80442236833646
  "Lesotho",LS,2004,2.72380535707507
  "Lesotho",LS,2003,2.63263894147661
  "Lesotho",LS,2002,2.65434390807484
  
negative.code: "Botswana",BW,1992,1.0361994644387
  "Botswana",BW,1991,0.993836556378567
  "Botswana",BW,1990,0.976363276717733
  "Brazil",BR,2015,1.84949746095537
  "Brazil",BR,2014,1.73014119612783
  "Brazil",BR,2013,1.64558949090736
  "Brazil",BR,2012,1.55739423874942
  "Brazil",BR,2011,1.47107485414936
  "Brazil",BR,2010,1.38614743969854
  "Brazil",BR,2009,1.29407979215424
  "Brazil",BR,2008,1.21504100151088
  "Brazil",BR,2007,1.13889216075282
  "Brazil",BR,2006,1.09849595004775
  "Brazil",BR,2005,1.06039417572121
  "Brazil",BR,2004,1.01880300482556
  "Brazil",BR,2003,0.971514904775362
  "Brazil",BR,2002,0.868501830259669
  "Brazil",BR,2001,0.803139268829604
  "Brazil",BR,2000,0.761018484172518
  "Brazil",BR,1999,0.735073386897891
  "Brazil",BR,1998,0.690979459511891
  "Brazil",BR,1997,0.665698617384031
  "Brazil",BR,1996,0.628514866437841
  "Brazil",BR,1995,0.551741644572813
  "Brazil",BR,1994,0.291051943936338
  "Brazil",BR,1993,0.0123706039422523
  "Brazil",BR,1992,0.000602705244733085
  "Brazil",BR,1991,5.77095395734477E-05
  "Brazil",BR,1990,1.15959168169275E-05
  "British Virgin Islands",VG,2011,1.07558415603
  "Brunei Darussalam",BN,2015,0.710736502379829
  "Brunei Darussalam",BN,2014,0.726730770540587
  "Brunei Darussalam",BN,2013,0.670990364516656
  "Brunei Darussalam",BN,2012,0.704128697257645
  "Brunei Darussalam",BN,2011,0.717447716592986
  "Brunei Darussalam",BN,2010,0.60843669407073
  "Brunei Darussalam",BN,2009,0.584821194183695
  