Year Years 1950 34.319 1951 34.573 1952 35.08 1953 35.584 1954 36.085 1955 36.584 1956 37.081 1957 37.575 1958 38.066 1959 38.555 1960 39.042 1961 39.527 1962 40.01 1963 40.491 1964 40.972 1965 41.453 1966 41.936 1967 42.421 1968 42.908 1969 43.395 1970 43.879 1971 44.361 1972 44.836 1973 45.302 1974 45.753 1975 46.189 1976 46.61 1977 47.014 1978 47.396 1979 47.752 1980 48.061 1981 48.302 1982 48.471 1983 48.576 1984 48.637 1985 48.683 1986 48.75 1987 48.874 1988 49.084 1989 49.398 1990 49.832 1991 50.388 1992 51.045 1993 51.775 1994 52.559 1995 53.376 1996 54.207 1997 55.034 1998 55.838 1999 56.601 2000 57.305 2001 57.938 2002 58.506 2003 59.016 2004 59.477 2005 59.899 2006 60.299 2007 60.693 2008 61.093 2009 61.505 2010 61.93 2011 62.364 2012 62.794 2013 63.212 2014 63.614 2015 64.001 2016 64.371 2017 64.73 2018 65.078 2019 65.417 2020 65.745 2021 66.061 2022 66.365 2023 66.657 2024 66.936 2025 67.204 2026 67.461 2027 67.709 2028 67.95 2029 68.184 2030 68.412 2031 68.634 2032 68.849 2033 69.059 2034 69.263 2035 69.461 2036 69.653 2037 69.84 2038 70.022 2039 70.2 2040 70.376 2041 70.549 2042 70.72 2043 70.891 2044 71.061 2045 71.23 2046 71.399 2047 71.566 2048 71.732 2049 71.896 2050 72.059 2051 72.22 2052 72.38 2053 72.54 2054 72.7 2055 72.859 2056 73.02 2057 73.18 2058 73.342 2059 73.504 2060 73.668 2061 73.832 2062 73.997 2063 74.162 2064 74.328 2065 74.494 2066 74.66 2067 74.825 2068 74.99 2069 75.155 2070 75.321 2071 75.489 2072 75.658 2073 75.829 2074 76.003 2075 76.178 2076 76.353 2077 76.529 2078 76.703 2079 76.877 2080 77.05 2081 77.223 2082 77.396 2083 77.57 2084 77.745 2085 77.92 2086 78.095 2087 78.269 2088 78.442 2089 78.614 2090 78.786 2091 78.959 2092 79.133 2093 79.31 2094 79.49 2095 79.673 2096 79.86 2097 80.05 2098 80.244 2099 80.442