Mông Cổ. 31/12/1997 a 1/1/1999 Peru 25/3/1999 a 1/4/2000 Rumani 22/5/1991 a 1/6/1992 Liên Bang Nga c/1/ 16/8/1990 a 1/9/1991 Slovakia a/7/ 28/5/1993 d 1/1/1993 Slovenia 7/1/1994 d 25/6/1991 Tây Ban Nha 24/7/1990 a 1/8/1991 Thụy Sĩ 21/2/1990 a 1/3/1991 Syrian Arab Republic 19/10/1982 a 1/1/1988 Uganda 12/2/1992 a 1/3/1993 Ukraine 1/ 3/1/1990 a 1/2/1991 Uruguay 25/1/1999 a 1/2/2000 Uzbekistan 27/11/1996 a 1/12/1997 Zambia 6/6/1986 a 1/1/1988