Year Years
1950 43.27
1951 43.473
1952 43.896
1953 44.353
1954 44.843
1955 45.367
1956 45.924
1957 46.513
1958 47.13
1959 47.772
1960 48.433
1961 49.108
1962 49.789
1963 50.471
1964 51.149
1965 51.819
1966 52.478
1967 53.13
1968 53.779
1969 54.427
1970 55.079
1971 55.738
1972 56.41
1973 57.095
1974 57.793
1975 58.505
1976 59.231
1977 59.966
1978 60.703
1979 61.435
1980 62.153
1981 62.849
1982 63.518
1983 64.158
1984 64.768
1985 65.35
1986 65.905
1987 66.441
1988 66.968
1989 67.494
1990 68.027
1991 68.58
1992 69.155
1993 69.748
1994 70.358
1995 70.975
1996 71.588
1997 72.182
1998 72.749
1999 73.284
2000 73.786
2001 74.26
2002 74.716
2003 75.157
2004 75.584
2005 75.992
2006 76.373
2007 76.722
2008 77.038
2009 77.321
2010 77.578
2011 77.817
2012 78.047
2013 78.275
2014 78.506
2015 78.742
2016 78.982
2017 79.22
2018 79.453
2019 79.681
2020 79.903
2021 80.119
2022 80.33
2023 80.537
2024 80.74
2025 80.939
2026 81.135
2027 81.328
2028 81.517
2029 81.703
2030 81.886
2031 82.067
2032 82.245
2033 82.42
2034 82.594
2035 82.765
2036 82.933
2037 83.099
2038 83.263
2039 83.425
2040 83.584
2041 83.74
2042 83.895
2043 84.047
2044 84.197
2045 84.346
2046 84.493
2047 84.639
2048 84.785
2049 84.929
2050 85.073
2051 85.217
2052 85.36
2053 85.502
2054 85.644
2055 85.784
2056 85.923
2057 86.061
2058 86.198
2059 86.334
2060 86.468
2061 86.602
2062 86.736
2063 86.869
2064 87.001
2065 87.133
2066 87.264
2067 87.395
2068 87.524
2069 87.651
2070 87.778
2071 87.904
2072 88.029
2073 88.153
2074 88.277
2075 88.401
2076 88.525
2077 88.65
2078 88.775
2079 88.9
2080 89.024
2081 89.146
2082 89.266
2083 89.385
2084 89.501
2085 89.616
2086 89.731
2087 89.847
2088 89.965
2089 90.084
2090 90.205
2091 90.327
2092 90.448
2093 90.568
2094 90.686
2095 90.802
2096 90.916
2097 91.027
2098 91.136
2099 91.243