Year Number
1950 61.644
1951 62.806
1952 64.037
1953 65.551
1954 67.289
1955 69.087
1956 70.462
1957 71.98
1958 73.395
1959 74.505
1960 75.236
1961 75.96
1962 76.207
1963 76.078
1964 75.736
1965 75.239
1966 74.671
1967 73.891
1968 72.93
1969 71.844
1970 70.699
1971 69.381
1972 68.2
1973 67.057
1974 65.844
1975 64.519
1976 63.644
1977 62.588
1978 61.461
1979 60.446
1980 59.662
1981 58.89
1982 58.327
1983 57.913
1984 57.528
1985 57.105
1986 56.743
1987 56.326
1988 55.894
1989 55.523
1990 55.266
1991 55.202
1992 55.279
1993 55.416
1994 55.488
1995 55.43
1996 55.317
1997 54.979
1998 54.499
1999 53.997
2000 53.517
2001 52.907
2002 52.401
2003 51.946
2004 51.494
2005 51.058
2006 50.561
2007 50.123
2008 49.773
2009 49.534
2010 49.4
2011 49.72
2012 50.028
2013 50.421
2014 50.948
2015 51.592
2016 52.176
2017 52.868
2018 53.625
2019 54.38
2020 55.107
2021 55.744
2022 56.394
2023 57.037
2024 57.66
2025 58.26
2026 58.885
2027 59.452
2028 59.984
2029 60.519
2030 61.075
2031 61.495
2032 61.934
2033 62.392
2034 62.849
2035 63.303
2036 63.596
2037 63.908
2038 64.233
2039 64.559
2040 64.877
2041 65.046
2042 65.212
2043 65.42
2044 65.739
2045 66.208
2046 66.677
2047 67.318
2048 68.067
2049 68.797
2050 69.428
2051 69.792
2052 70.075
2053 70.352
2054 70.741
2055 71.315
2056 71.888
2057 72.676
2058 73.58
2059 74.44
2060 75.162
2061 75.57
2062 75.874
2063 76.114
2064 76.344
2065 76.605
2066 76.64
2067 76.714
2068 76.85
2069 77.097
2070 77.497
2071 77.769
2072 78.204
2073 78.797
2074 79.5
2075 80.243
2076 80.73
2077 81.318
2078 81.933
2079 82.537
2080 83.141
2081 83.451
2082 83.731
2083 84.07
2084 84.511
2085 85.022
2086 85.219
2087 85.547
2088 85.925
2089 86.296
2090 86.692
2091 86.836
2092 86.999
2093 87.224
2094 87.544
2095 87.951
2096 88.01
2097 88.149
2098 88.35
2099 88.616
2100 88.952