SEX																						
Sex																						
		col1964	col1973	col1985	col1993	fra1962	fra1968	fra1975	fra1982	fra1990	ken1989	ken1999	mex1960	mex1970	mex1990	mex2000	usa1960	usa1970	usa1980	usa1990	vie1989	vie1999
																						
1	Male	1	1	2	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1
2	Female	2	2	4	2	2	2	2	2	2	2	2	2	2	2	2	2	2	2	2	2	2
9	Unknown										9		9		0