Alphabetical index

1. Argentina
2. Australia
3. Austria
4. Belarus
5. Belgium
6. Bosnia and Herzegovina
7. Bulgaria
8. Burundi
9. Canada
10. Chile
11. China
12. Colombia
13. Croatia
14. Cyprus
15. Cuba
16. Czech Republic
17. Denmark
18. Ecuador
19. Egypt
20. El Salvador
21. Estonia
22. Finland
23. France
24. Gabon
25. Georgia
26. Germany
27. Greece
28. Guinea
29. Honduras
30. Hungary
31. Iceland
32. Iraq
33. Israel
34. Italy
35. Kyrgyzstan
36. Latvia
37. Lesotho
38. Liberia
39. Lithuania
40. Luxembourg
41. Macedonia (FYROM)
42. Mauritania
43. Mexico
44. Mongolia
45. Montenegro
46. Netherlands
47. New Zealand
48. Norway
49. Paraguay
50. Peru
51. Poland
52. Republic of Korea
53. Republic of Moldova
54. Romania
55. Russian Federation
56. Saint Vincent and the Grenadines
57. Serbia and Montenegro
58. Singapore
59. Slovakia
60. Slovenia
61. Spain
62. Sweden
63. Switzerland
64. Syrian Arab Republic
65. Uganda
66. Ukraine
67. United States of America
68. Uruguay
69. Uzbekistan
70. Zambia

Chronological index

Argentina, 1 January 1988
China, 1 January 1988
Egypt, 1 January 1988
France, 1 January 1988
Hungary, 1 January 1988
Italy, 1 January 1988
Lesotho, 1 January 1988
Syrian Arab Republic, 1 January 1988
United States of America, 1 January 1988
Zambia, 1 January 1988
Austria, 1 January 1989
Finland, 1 January 1989
Mexico, 1 January 1989
Sweden, 1 January 1989
Australia, 1 April 1989
Norway, 1 August 1989
Denmark, 1 March 1990
Belarus, 1 November 1990
Germany , 1 January 1991
Ukraine, 1 February 1991
Chile, 1 March 1991
Switzerland, 1 March 1991
Iraq, 1 April 1991
Slovenia,  25 June 1991
Bulgaria, 1 August 1991
Spain, 1 August 1991
Russian Federation , 1 September 1991
Croatia, 8 October 1991
Macedonia (FYROM), 7 November 1991
Netherlands, 1 January 1992
Guinea, 1 February 1992
Bosnia and Herzegovina,  6 March 1992
Serbia et Montenegro,  27 April 1992
Canada, 1 May 1992
Romania, 1 June 1992
Czech Republic,  1 January 1993
Slovakia , 1 January 1993
Ecuador, 1 February 1993
Uganda, 1 March 1993
Estonia, 1 October 1994
Georgia, 1 September 1995
New Zealand, 1 October 1995
Republic of Moldova, 1 November 1995
Cuba, 1 December 1995
Lithuania, 1 February 1996
Singapore, 1 March 1996
Poland, 1 June 1996
Belgium, 1 November 1997
Uzbekistan, 1 December 1997
Luxembourg, 1 February 1998
Latvia, 1 August 1998
Mongolia, 1 January 1999
Greece, 1 February 1999
Burundi, 1 October 1999
Uruguay, 1 February 2000
Peru, 1 April 2000
Kyrgyzstan, 1 June 2000
Mauritania, 1 September 2000
Saint Vincent and the Grenadines, 1 October 2001
Iceland, 1 June 2002
Colombia, 1 August 2002
Israel, 1 February 2003
Honduras, 1 November 2003
Republic of Korea, 1 March 2005
Gabon, 1 January 2006
Cyprus, 1 April 2006
Montenegro, 3 June 2006
Liberia, 1 October 2006
Paraguay, 1 February 2007
El Salvador, 1 December 2007