Year Number
1950 77.218
1951 77.849
1952 78.316
1953 78.628
1954 78.819
1955 78.93
1956 79.816
1957 80.472
1958 80.991
1959 81.454
1960 81.908
1961 82.952
1962 83.889
1963 84.73
1964 85.458
1965 86.068
1966 87.164
1967 88.029
1968 88.725
1969 89.322
1970 89.86
1971 90.685
1972 91.364
1973 91.905
1974 92.304
1975 92.56
1976 93.445
1977 94.1
1978 94.544
1979 94.79
1980 94.843
1981 95.093
1982 95.03
1983 94.721
1984 94.23
1985 93.591
1986 93.208
1987 92.672
1988 91.981
1989 91.121
1990 90.111
1991 89.392
1992 88.493
1993 87.492
1994 86.494
1995 85.561
1996 84.976
1997 84.43
1998 83.917
1999 83.398
2000 82.855
2001 83.168
2002 83.352
2003 83.468
2004 83.61
2005 83.833
2006 83.917
2007 84.022
2008 84.134
2009 84.195
2010 84.163
2011 84.849
2012 85.4
2013 85.811
2014 86.077
2015 86.19
2016 86.118
2017 85.816
2018 85.339
2019 84.756
2020 84.102
2021 83.283
2022 82.479
2023 81.648
2024 80.74
2025 79.757
2026 78.896
2027 77.951
2028 76.988
2029 76.092
2030 75.304
2031 74.7
2032 74.155
2033 73.666
2034 73.212
2035 72.776
2036 72.445
2037 72.106
2038 71.762
2039 71.412
2040 71.055
2041 70.74
2042 70.397
2043 70.022
2044 69.613
2045 69.169
2046 68.727
2047 68.25
2048 67.741
2049 67.207
2050 66.657
2051 66.131
2052 65.59
2053 65.04
2054 64.489
2055 63.943
2056 63.45
2057 62.953
2058 62.466
2059 62.007
2060 61.585
2061 61.227
2062 60.896
2063 60.59
2064 60.304
2065 60.037
2066 59.821
2067 59.61
2068 59.41
2069 59.231
2070 59.079
2071 58.959
2072 58.854
2073 58.764
2074 58.685
2075 58.616
2076 58.569
2077 58.525
2078 58.482
2079 58.433
2080 58.378
2081 58.314
2082 58.24
2083 58.162
2084 58.089
2085 58.029
2086 57.965
2087 57.906
2088 57.856
2089 57.82
2090 57.8
2091 57.777
2092 57.761
2093 57.757
2094 57.769
2095 57.802
2096 57.821
2097 57.856
2098 57.907
2099 57.973
2100 58.051