1976 2.474506 0.404121 6.4073% 1975 7.906295 0.126481 9.8159% 1974 3.417760 0.292589 9.0909% 1973 6.689074 0.149498 6.4509% 1972 6.940664 0.144078 4.7304% 1971 0.400358 2.497767 5.7132% 1970 1.494660 0.669049 5.5272% 1969 1.513335 0.660792 5.5714% 1968 6.283221 0.159154 5.0148% 1967 4.786383 0.208926 2.5719% 1966 0.315595 3.168618 3.5485% 1965 4.278542 0.233725 2.7360% 1964 0.232128
ejaculation