Year Number
1950 78.965
1951 80.057
1952 81.494
1953 82.54
1954 83.007
1955 83.064
1956 84.727
1957 85.455
1958 85.792
1959 86.215
1960 86.876
1961 88.041
1962 89.476
1963 90.909
1964 91.899
1965 92.273
1966 93.716
1967 94.361
1968 94.407
1969 94.107
1970 93.525
1971 94.431
1972 94.902
1973 94.966
1974 94.737
1975 94.36
1976 93.68
1977 92.916
1978 92.169
1979 91.486
1980 90.934
1981 92.089
1982 92.981
1983 93.825
1984 94.828
1985 96.045
1986 97.944
1987 99.782
1988 101.433
1989 102.645
1990 103.261
1991 105.788
1992 107.554
1993 108.591
1994 109.014
1995 108.897
1996 109.274
1997 109.242
1998 108.824
1999 108.072
2000 107.074
2001 103.914
2002 100.747
2003 97.728
2004 95.016
2005 92.703
2006 91.087
2007 89.743
2008 88.664
2009 87.812
2010 87.162
2011 87.683
2012 88.125
2013 88.565
2014 89.075
2015 89.655
2016 90.54
2017 91.388
2018 92.098
2019 92.518
2020 92.566
2021 92.674
2022 92.349
2023 91.668
2024 90.748
2025 89.656
2026 88.532
2027 87.287
2028 85.93
2029 84.472
2030 82.948
2031 81.645
2032 80.296
2033 78.948
2034 77.656
2035 76.458
2036 75.579
2037 74.739
2038 73.966
2039 73.279
2040 72.682
2041 72.346
2042 72.028
2043 71.733
2044 71.451
2045 71.17
2046 71.007
2047 70.799
2048 70.544
2049 70.239
2050 69.883
2051 69.544
2052 69.143
2053 68.677
2054 68.142
2055 67.545
2056 66.961
2057 66.325
2058 65.649
2059 64.946
2060 64.231
2061 63.579
2062 62.916
2063 62.262
2064 61.637
2065 61.053
2066 60.574
2067 60.117
2068 59.697
2069 59.326
2070 59.011
2071 58.8
2072 58.615
2073 58.455
2074 58.314
2075 58.19
2076 58.112
2077 58.032
2078 57.949
2079 57.861
2080 57.767
2081 57.692
2082 57.602
2083 57.496
2084 57.37
2085 57.227
2086 57.086
2087 56.929
2088 56.76
2089 56.585
2090 56.409
2091 56.254
2092 56.089
2093 55.926
2094 55.783
2095 55.671
2096 55.582
2097 55.515
2098 55.476
2099 55.465
2100 55.48