Year Years
1950 39.05
1951 39.208
1952 39.534
1953 39.878
1954 40.241
1955 40.623
1956 41.021
1957 41.435
1958 41.862
1959 42.296
1960 42.732
1961 43.165
1962 43.592
1963 44.013
1964 44.434
1965 44.873
1966 45.354
1967 45.888
1968 46.477
1969 47.11
1970 47.76
1971 48.392
1972 48.975
1973 49.489
1974 49.93
1975 50.308
1976 50.649
1977 50.983
1978 51.335
1979 51.712
1980 52.111
1981 52.523
1982 52.929
1983 53.311
1984 53.664
1985 53.982
1986 54.266
1987 54.523
1988 54.753
1989 54.958
1990 55.13
1991 55.262
1992 55.353
1993 55.407
1994 55.43
1995 55.43
1996 55.415
1997 55.399
1998 55.397
1999 55.42
2000 55.484
2001 55.598
2002 55.763
2003 55.98
2004 56.249
2005 56.576
2006 56.965
2007 57.407
2008 57.885
2009 58.383
2010 58.876
2011 59.338
2012 59.754
2013 60.112
2014 60.407
2015 60.643
2016 60.831
2017 60.994
2018 61.149
2019 61.305
2020 61.468
2021 61.638
2022 61.808
2023 61.975
2024 62.139
2025 62.3
2026 62.459
2027 62.616
2028 62.77
2029 62.923
2030 63.074
2031 63.222
2032 63.368
2033 63.511
2034 63.652
2035 63.791
2036 63.929
2037 64.065
2038 64.201
2039 64.336
2040 64.47
2041 64.603
2042 64.734
2043 64.864
2044 64.993
2045 65.12
2046 65.245
2047 65.37
2048 65.494
2049 65.617
2050 65.739
2051 65.86
2052 65.98
2053 66.098
2054 66.216
2055 66.333
2056 66.449
2057 66.565
2058 66.682
2059 66.798
2060 66.914
2061 67.028
2062 67.141
2063 67.252
2064 67.36
2065 67.467
2066 67.573
2067 67.679
2068 67.786
2069 67.893
2070 68.002
2071 68.112
2072 68.224
2073 68.336
2074 68.449
2075 68.563
2076 68.676
2077 68.791
2078 68.905
2079 69.02
2080 69.136
2081 69.253
2082 69.372
2083 69.492
2084 69.614
2085 69.737
2086 69.861
2087 69.986
2088 70.111
2089 70.235
2090 70.36
2091 70.484
2092 70.608
2093 70.732
2094 70.856
2095 70.98
2096 71.104
2097 71.228
2098 71.352
2099 71.476