Participant Signature Colombia Comoros Congo Costa Rica Côte d’Ivoire 10 April 1985 22 September 2000 Croatia Cuba Cyprus Czech Republic Democratic Republic of the Congo Denmark Djibouti Dominican Republic Ecuador Egypt El Salvador Equatorial Guinea Estonia Ethiopia Finland France Gabon Gambia Georgia Germany Ghana Greece Guatemala Guinea Guinea-Bissau Guyana Holy See Honduras Hungary Iceland 4 February 1985 27 January 1986 9 October 1985 4 February 1985 4 February 1985 4 February 1985 4 February 1985 4 February 1985 21 January 1986 23 October 1985 13 October 1986 7 September 2000 4 February 1985 30 May 1986 12 September 2000 25 January 1988 28 November 1986 4 February 1985 Ratification, Accession (a), Succession (b) 8 December 1987 30 July 2003a 11 November 1993 18 December 1995a 12 October 1992b 17 May 1995 18 July 1991 22 February 1993b 18 March 1996a 27 May 1987 5 November 2002a 30 March 1988 25 June 1986a 17 June 1996a 8 October 2002a 21 October 1991a 14 March 1994a 30 August 1989 18 February 1986 8 September 2000 26 October 1994a 1 October 1990 7 September 2000 6 October 1988 5 January 1990a 10 October 1989 19 May 1988 26 June 2002a 5 December 1996a 15 April 1987 23 October 1996 83