Year Number
1950 87.062
1951 87.438
1952 86.969
1953 86.876
1954 87.405
1955 88.278
1956 88.582
1957 89.583
1958 90.641
1959 91.267
1960 91.363
1961 92.248
1962 92.259
1963 91.787
1964 91.326
1965 91.041
1966 91.038
1967 90.96
1968 90.706
1969 90.041
1970 88.85
1971 87.256
1972 85.28
1973 83.032
1974 80.72
1975 78.504
1976 76.244
1977 74.319
1978 72.616
1979 71.001
1980 69.451
1981 68.598
1982 67.6
1983 66.652
1984 65.977
1985 65.638
1986 65.566
1987 65.712
1988 65.974
1989 66.171
1990 66.199
1991 65.942
1992 65.5
1993 64.877
1994 64.104
1995 63.209
1996 62.249
1997 61.177
1998 59.998
1999 58.713
2000 57.335
2001 56.181
2002 54.912
2003 53.603
2004 52.354
2005 51.225
2006 50.137
2007 49.249
2008 48.501
2009 47.808
2010 47.138
2011 46.746
2012 46.306
2013 45.88
2014 45.558
2015 45.369
2016 45.194
2017 45.161
2018 45.238
2019 45.367
2020 45.522
2021 45.735
2022 45.963
2023 46.223
2024 46.553
2025 46.97
2026 47.409
2027 47.924
2028 48.494
2029 49.081
2030 49.661
2031 50.196
2032 50.731
2033 51.257
2034 51.76
2035 52.236
2036 52.603
2037 52.938
2038 53.282
2039 53.688
2040 54.184
2041 54.657
2042 55.228
2043 55.889
2044 56.631
2045 57.456
2046 58.246
2047 59.116
2048 60.073
2049 61.114
2050 62.228
2051 63.239
2052 64.324
2053 65.469
2054 66.653
2055 67.859
2056 68.912
2057 69.993
2058 71.096
2059 72.216
2060 73.352
2061 74.298
2062 75.274
2063 76.25
2064 77.189
2065 78.081
2066 78.673
2067 79.204
2068 79.727
2069 80.304
2070 80.961
2071 81.388
2072 81.908
2073 82.5
2074 83.126
2075 83.765
2076 84.111
2077 84.5
2078 84.932
2079 85.405
2080 85.916
2081 86.15
2082 86.443
2083 86.787
2084 87.168
2085 87.581
2086 87.694
2087 87.856
2088 88.073
2089 88.34
2090 88.65
2091 88.663
2092 88.741
2093 88.876
2094 89.064
2095 89.312
2096 89.282
2097 89.309
2098 89.402
2099 89.578
2100 89.836