Year Number
1950 88.933
1951 89.759
1952 90.279
1953 90.593
1954 90.764
1955 90.823
1956 91.58
1957 92.114
1958 92.465
1959 92.662
1960 92.726
1961 93.388
1962 93.828
1963 94.104
1964 94.271
1965 94.367
1966 95.077
1967 95.594
1968 95.972
1969 96.26
1970 96.484
1971 97.244
1972 97.813
1973 98.231
1974 98.537
1975 98.756
1976 99.332
1977 99.697
1978 99.871
1979 99.851
1980 99.635
1981 99.752
1982 99.585
1983 99.181
1984 98.57
1985 97.761
1986 97.266
1987 96.516
1988 95.587
1989 94.631
1990 93.802
1991 93.143
1992 92.505
1993 91.881
1994 91.152
1995 90.199
1996 89.935
1997 89.475
1998 88.862
1999 88.227
2000 87.661
2001 87.436
2002 87.224
2003 86.979
2004 86.597
2005 86.023
2006 85.68
2007 85.064
2008 84.262
2009 83.38
2010 82.467
2011 81.663
2012 80.841
2013 79.977
2014 79.038
2015 78.035
2016 77.147
2017 76.155
2018 75.116
2019 74.091
2020 73.108
2021 72.301
2022 71.495
2023 70.699
2024 69.912
2025 69.137
2026 68.516
2027 67.881
2028 67.242
2029 66.606
2030 65.979
2031 65.481
2032 64.963
2033 64.433
2034 63.897
2035 63.359
2036 62.922
2037 62.46
2038 61.981
2039 61.493
2040 61.002
2041 60.595
2042 60.169
2043 59.728
2044 59.278
2045 58.823
2046 58.447
2047 58.054
2048 57.65
2049 57.242
2050 56.835
2051 56.508
2052 56.167
2053 55.827
2054 55.499
2055 55.192
2056 54.979
2057 54.765
2058 54.557
2059 54.355
2060 54.162
2061 54.044
2062 53.917
2063 53.788
2064 53.663
2065 53.549
2066 53.508
2067 53.458
2068 53.401
2069 53.334
2070 53.258
2071 53.23
2072 53.18
2073 53.115
2074 53.043
2075 52.968
2076 52.942
2077 52.899
2078 52.847
2079 52.792
2080 52.738
2081 52.739
2082 52.728
2083 52.712
2084 52.699
2085 52.695
2086 52.747
2087 52.795
2088 52.843
2089 52.892
2090 52.945
2091 53.057
2092 53.156
2093 53.248
2094 53.342
2095 53.443
2096 53.587
2097 53.726
2098 53.866
2099 54.005
2100 54.14