Year Years
1950 43.9
1951 44.15
1952 44.65
1953 45.15
1954 45.65
1955 46.15
1956 46.65
1957 47.15
1958 47.65
1959 48.15
1960 48.65
1961 49.15
1962 49.65
1963 50.15
1964 50.65
1965 51.15
1966 51.65
1967 52.15
1968 52.65
1969 53.15
1970 53.656
1971 54.174
1972 54.704
1973 55.241
1974 55.773
1975 56.292
1976 56.79
1977 57.252
1978 57.656
1979 57.982
1980 58.18
1981 58.198
1982 58.029
1983 57.697
1984 57.242
1985 56.745
1986 56.3
1987 55.991
1988 55.877
1989 55.984
1990 56.31
1991 56.824
1992 57.447
1993 58.112
1994 58.782
1995 59.43
1996 60.043
1997 60.627
1998 61.192
1999 61.734
2000 62.256
2001 62.765
2002 63.272
2003 63.784
2004 64.301
2005 64.821
2006 65.342
2007 65.855
2008 66.352
2009 66.828
2010 67.276
2011 67.691
2012 68.071
2013 68.419
2014 68.735
2015 69.024
2016 69.289
2017 69.539
2018 69.778
2019 70.01
2020 70.24
2021 70.466
2022 70.687
2023 70.902
2024 71.112
2025 71.318
2026 71.519
2027 71.717
2028 71.911
2029 72.102
2030 72.29
2031 72.477
2032 72.66
2033 72.842
2034 73.022
2035 73.2
2036 73.378
2037 73.555
2038 73.732
2039 73.908
2040 74.084
2041 74.259
2042 74.432
2043 74.604
2044 74.774
2045 74.943
2046 75.111
2047 75.278
2048 75.446
2049 75.613
2050 75.781
2051 75.948
2052 76.115
2053 76.282
2054 76.448
2055 76.614
2056 76.781
2057 76.948
2058 77.116
2059 77.285
2060 77.454
2061 77.624
2062 77.793
2063 77.962
2064 78.13
2065 78.298
2066 78.467
2067 78.637
2068 78.807
2069 78.98
2070 79.153
2071 79.328
2072 79.503
2073 79.679
2074 79.854
2075 80.029
2076 80.202
2077 80.372
2078 80.541
2079 80.708
2080 80.873
2081 81.038
2082 81.202
2083 81.367
2084 81.532
2085 81.698
2086 81.864
2087 82.029
2088 82.193
2089 82.355
2090 82.514
2091 82.671
2092 82.825
2093 82.976
2094 83.124
2095 83.268
2096 83.408
2097 83.546
2098 83.679
2099 83.81