Statistics for Most-Ratified International Treaties

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Year	Parties	Treaty	% Correct
1946	194	Constitution of the World {Health} Organization	77%
1949	196	{Geneva} Conventions: First, Second, Third, Fourth	69%
1985-1987	198	The Vienna Convention and Montreal Protocols on Substances that Deplete the {Ozone} {Layer}	56%
1989	193	Convention on the Rights of the {Child}	44%
1992	197	United Nations Framework Convention on {Climate} {Change}	32%
1992	196	Convention on {Biological} Diversity	21%
1945	195	Constitution of the Food and {Agriculture} Organization	20%
1945	195	Constitution of the United Nations Educational, {Scientific} and Cultural Organization	16%
1994	197	United Nations Convention to Combat {Desertification} in those Countries Experiencing Serious Drought and/or {Desertification}, Particularly in Africa	12%