Adjusted and revised at the Second Meeting of the Parties (London, 27-29 June 1990), and adjusted and revised at the Fourth Meeting of the Parties (Copenhagen, 23-25 November 1992), and further adjusted at the Seventh Meeting of the Parties (Vienna, 5-7 December 1995), and further adjusted and revised at the Ninth Meeting of the Parties (Montreal, 15-17 September 1997), and adjusted and revised at the Eleventh Meeting of the Parties (Beijing, 29 November - 3 December 1999), and further adjusted at the Nineteenth Meeting of the Parties (Montreal, 17-21 September 2007), and further revised at the Twenty-eighth Meeting of the Parties (Kigali, 10-15 October 2016), and further adjusted at the Thirtieth Meeting of the Parties (Quito, 5-9 November 2018)