Year Number
1950 75.029
1951 76.307
1952 77.543
1953 78.605
1954 79.408
1955 79.943
1956 81.071
1957 81.797
1958 82.261
1959 82.614
1960 82.92
1961 83.688
1962 84.346
1963 84.887
1964 85.272
1965 85.491
1966 86.19
1967 86.65
1968 86.956
1969 87.243
1970 87.588
1971 88.389
1972 89.25
1973 90.109
1974 90.846
1975 91.392
1976 93.674
1977 95.656
1978 97.379
1979 98.914
1980 100.259
1981 101.134
1982 101.715
1983 102.007
1984 102.05
1985 101.906
1986 99.031
1987 96.266
1988 93.639
1989 91.118
1990 88.689
1991 87.736
1992 86.651
1993 85.49
1994 84.314
1995 83.142
1996 82.332
1997 81.377
1998 80.314
1999 79.141
2000 77.835
2001 77.716
2002 77.5
2003 77.132
2004 76.584
2005 75.873
2006 74.897
2007 73.859
2008 72.803
2009 71.826
2010 71.006
2011 69.969
2012 69.128
2013 68.448
2014 67.846
2015 67.267
2016 67.093
2017 66.759
2018 66.363
2019 66.022
2020 65.763
2021 65.405
2022 65.175
2023 64.959
2024 64.604
2025 64.049
2026 63.465
2027 62.711
2028 61.841
2029 60.954
2030 60.106
2031 59.355
2032 58.621
2033 57.914
2034 57.233
2035 56.582
2036 56.034
2037 55.511
2038 55.017
2039 54.554
2040 54.123
2041 53.78
2042 53.458
2043 53.155
2044 52.867
2045 52.591
2046 52.373
2047 52.156
2048 51.951
2049 51.771
2050 51.623
2051 51.536
2052 51.463
2053 51.406
2054 51.373
2055 51.366
2056 51.401
2057 51.452
2058 51.508
2059 51.552
2060 51.578
2061 51.605
2062 51.608
2063 51.591
2064 51.557
2065 51.51
2066 51.456
2067 51.387
2068 51.314
2069 51.247
2070 51.194
2071 51.16
2072 51.129
2073 51.125
2074 51.178
2075 51.306
2076 51.508
2077 51.768
2078 52.072
2079 52.396
2080 52.725
2081 53.061
2082 53.394
2083 53.726
2084 54.057
2085 54.388
2086 54.714
2087 55.03
2088 55.339
2089 55.644
2090 55.945
2091 56.232
2092 56.512
2093 56.79
2094 57.07
2095 57.355
2096 57.623
2097 57.892
2098 58.166
2099 58.451
2100 58.752