Year	Number of Girls
1971	256440
1973	212232
1978	208129
1979	209180
1980	195009
1981	193263
1982	186624
1983	183345
1984	166455
1985	150987
1986	133203
1987	97206
1988	99830
1989	96257
1990	103444
1996	90950
1997	99549
1998	84292
2006	16811
2007	17930
2008	17441
2009	19850
2013	333623