anchor.diff:  Czechia,NULL,CZE
   Czechoslovakia,NULL,~CQ
   Denmark,NULL,DNK
  +Djibouti,96,DJI
   Dominican Republic,7,DOM
  +DR Congo,NULL,COD
   East Germany (GDR),NULL,DDR
   Ecuador,20,ECU
   Egypt,117,EGY
  +El Salvador,13,SLV
  +ELF (Ethiopia)*,NULL,ERI
  +EPLF (Ethiopia)*,NULL,ERI
  +Equatorial Guinea,NULL,GNQ
   Eritrea,98,ERI
   Estonia,NULL,EST
   Ethiopia,97,ETH
  +FAN (Chad)*,NULL,TCD
   Fiji,NULL,FJI
   Finland,NULL,FIN
  +FMLN (El Salvador)*,NULL,SLV
  +FNLA (Angola)*,NULL,AGO
   France,33,FRA
  +FRELIMO (Portugal)*,NULL,MOZ
   Gabon,85,GAB
  +Gambia,71,GMB
   Georgia,63,GEO
   Germany,NULL,DEU
   Germany (FRG),NULL,DEU
  
positive.code: Government of Zambia,3986,ZMB
  Government of Zimbabwe (Rhodesia),101,ZWE
  Greece,52,GRC
  Guatemala,11,GTM
  Guyana,NULL,GUY
  Hungary,40,HUN
  Iceland,NULL,ISL
  India,141,IND
  Indonesia,155,IDN
  Iran,114,IRN
  Iraq,116,IRQ
  Ireland,NULL,IRL
  Israel,121,ISR
  Italy,NULL,ITA
  Japan,NULL,JPN
  Jordan,120,JOR
  Kazakhstan,134,KAZ
  Kenya,91,KEN
  Kuwait,125,KWT
  Kyrgyzstan,132,KGZ
  Latvia,NULL,LVA
  Lebanon,119,LBN
  Libya,111,LBY
  Lithuania,NULL,LTU
  Luxembourg,NULL,LUX
  Malawi,3912,MWI
  Malaysia,152,MYS
  Malta,NULL,MLT
  Mexico,10,MEX
  Moldova,55,MDA
  Montenegro,NULL,MNE
  Morocco,108,MAR
  Mozambique,100,MOZ
  Mujahedin (Afghanistan)*,NULL,AFG
  Netherlands,30,NLD
  New Zealand,NULL,NZL
  Nicaragua,14,NIC
  Niger,75,NER
  Nigeria,84,NGA
  Norway,NULL,NOR
  Oman,129,OMN
  Pakistan,142,PAK
  Panama,16,PAN
  Peru,21,PER
  Philippines,154,PHL
  Poland,NULL,POL
  Portugal,36,PRT
  Qatar,NULL,QAT
  Republic of Armenia,330,ARM
  Republic of Azerbaijan,165,AZE
  Republic of Croatia,337,HRV
  
negative.code: Republic of Slovenia,336,SVN
  Republic of South Sudan,1129,SSD
  Romania,NULL,ROU
  RPF (Rwanda)*,NULL,RWA
  RUF (Sierra Leone)*,NULL,SLE
  Russia,57,RUS
  Rwanda,94,RWA
  Saint Kitts and Nevis,NULL,KNA
  Saint Vincent,NULL,VCT
  Samoa,NULL,WSM
  Saudi Arabia,122,SAU
  Senegal,73,SEN
  Serbia,49,SRB
  Seychelles,NULL,SYC
  Sierra Leone,80,SLE
  Singapore,NULL,SGP
  SLA (Lebanon)*,NULL,LBN
  Slovakia,NULL,SVK
  Slovenia,NULL,SVN
  SNA (Somalia)*,NULL,SOM
  Solomon Islands,4499,SLB
  Somalia,95,SOM
  South Africa,102,ZAF
  South Korea,139,KOR
  South Sudan,113,SSD
  South Vietnam,151,YEM
  South Yemen,124,*SY
  Southern rebels (Yemen)*,NULL,YEM
  Soviet Union,57,RUS
  Spain,35,ESP
  SPLA (Sudan)*,NULL,SSD
  Sri Lanka,145,LKA
  Sudan,112,SDN
  Suriname,19,SUR
  Swaziland,NULL,SWZ
  Sweden,NULL,SWE
  Switzerland,NULL,CHE
  Syria,118,SYR
  Syria rebels*,NULL,SYR
  Taiwan,137,TWN
  Taiwan (ROC),NULL,TWN
  Tajikistan,131,TJK
  Tanzania,92,TZA
  Thailand,147,THA
  Timor-Leste,NULL,TLS
  Togo,82,TGO
  Tonga,NULL,TON
  Trinidad and Tobago,8,TTO
  Tunisia,110,TUN
  Turkey,115,TUR
  Turkmenistan,NULL,TKM
  Tuvalu,NULL,TUV
  UAE,NULL,ARE
  Uganda,90,UGA
  UIC (Somalia)*,NULL,SOM
  Ukraine,61,UKR
  Ukraine Rebels*,NULL,UKR
  UNITA (Angola)*,NULL,AGO
  United Kingdom,28,GBR
  United Nations**,NULL,*WO
  United States,3,USA
  United Wa State (Myanmar)*,NULL,MMR
  Unknown rebel group*,NULL,?WO
  Unknown recipient(s),NULL,?WO
  Unknown supplier(s),NULL,?WO
  Uruguay,27,URY
  Uzbekistan,133,UZB
  Vanuatu,NULL,VUT
  Venezuela,18,VEN
  Viet Cong (South Vietnam)*,NULL,YEM
  Viet Minh (France)*,NULL,VNM
  Viet Nam,NULL,VNM
  Western Sahara,NULL,ESH
  Yemen,NULL,YEM
  Yugoslavia,49,^YG
  Zambia,3986,ZMB
  ZAPU (Zimbabwe)*,NULL,ZWE
  Zimbabwe,101,ZWE
  