Year Number
1950 89.326
1951 90.814
1952 92.917
1953 94.642
1954 95.714
1955 96.318
1956 98.128
1957 98.906
1958 99.277
1959 99.745
1960 100.441
1961 100.8
1962 101.576
1963 102.353
1964 102.539
1965 101.917
1966 101.535
1967 100.449
1968 98.931
1969 97.391
1970 96.026
1971 94.927
1972 93.895
1973 92.906
1974 91.891
1975 90.823
1976 89.967
1977 89.1
1978 88.209
1979 87.276
1980 86.304
1981 85.511
1982 84.608
1983 83.661
1984 82.751
1985 81.914
1986 81.298
1987 80.755
1988 80.221
1989 79.594
1990 78.831
1991 78.257
1992 77.497
1993 76.633
1994 75.774
1995 74.968
1996 74.267
1997 73.64
1998 73.022
1999 72.347
2000 71.603
2001 71.009
2002 70.374
2003 69.712
2004 68.994
2005 68.13
2006 66.951
2007 65.611
2008 64.027
2009 62.308
2010 60.679
2011 59.916
2012 59.187
2013 58.56
2014 58.028
2015 57.55
2016 57.198
2017 56.861
2018 56.544
2019 56.253
2020 55.991
2021 55.798
2022 55.622
2023 55.443
2024 55.239
2025 55.001
2026 54.826
2027 54.612
2028 54.37
2029 54.114
2030 53.856
2031 53.69
2032 53.502
2033 53.292
2034 53.063
2035 52.816
2036 52.625
2037 52.411
2038 52.182
2039 51.946
2040 51.706
2041 51.552
2042 51.385
2043 51.203
2044 51.01
2045 50.807
2046 50.68
2047 50.538
2048 50.389
2049 50.24
2050 50.093
2051 50.041
2052 49.975
2053 49.913
2054 49.882
2055 49.896
2056 50.029
2057 50.191
2058 50.366
2059 50.532
2060 50.674
2061 50.883
2062 51.059
2063 51.204
2064 51.323
2065 51.419
2066 51.563
2067 51.673
2068 51.759
2069 51.833
2070 51.904
2071 52.04
2072 52.162
2073 52.279
2074 52.398
2075 52.527
2076 52.729
2077 52.928
2078 53.126
2079 53.321
2080 53.516
2081 53.779
2082 54.03
2083 54.274
2084 54.51
2085 54.74
2086 55.035
2087 55.315
2088 55.585
2089 55.848
2090 56.109
2091 56.432
2092 56.748
2093 57.057
2094 57.358
2095 57.652
2096 57.987
2097 58.309
2098 58.621
2099 58.927
2100 59.23