Year Years 1950 71.701 1951 71.894 1952 72.264 1953 72.603 1954 72.911 1955 73.187 1956 73.434 1957 73.651 1958 73.842 1959 74.01 1960 74.16 1961 74.299 1962 74.434 1963 74.57 1964 74.715 1965 74.873 1966 75.049 1967 75.24 1968 75.444 1969 75.658 1970 75.878 1971 76.101 1972 76.321 1973 76.532 1974 76.729 1975 76.905 1976 77.057 1977 77.183 1978 77.286 1979 77.366 1980 77.426 1981 77.47 1982 77.502 1983 77.529 1984 77.554 1985 77.58 1986 77.608 1987 77.636 1988 77.665 1989 77.7 1990 77.744 1991 77.8 1992 77.871 1993 77.958 1994 78.064 1995 78.189 1996 78.334 1997 78.498 1998 78.677 1999 78.869 2000 79.072 2001 79.283 2002 79.499 2003 79.72 2004 79.944 2005 80.174 2006 80.418 2007 80.676 2008 80.948 2009 81.227 2010 81.504 2011 81.766 2012 82.003 2013 82.211 2014 82.386 2015 82.533 2016 82.656 2017 82.768 2018 82.878 2019 82.99 2020 83.108 2021 83.232 2022 83.358 2023 83.483 2024 83.608 2025 83.732 2026 83.856 2027 83.978 2028 84.1 2029 84.221 2030 84.342 2031 84.462 2032 84.582 2033 84.702 2034 84.822 2035 84.942 2036 85.061 2037 85.18 2038 85.298 2039 85.415 2040 85.532 2041 85.647 2042 85.763 2043 85.879 2044 85.994 2045 86.11 2046 86.226 2047 86.342 2048 86.459 2049 86.575 2050 86.691 2051 86.806 2052 86.921 2053 87.036 2054 87.15 2055 87.264 2056 87.379 2057 87.495 2058 87.611 2059 87.728 2060 87.846 2061 87.963 2062 88.08 2063 88.196 2064 88.311 2065 88.424 2066 88.535 2067 88.645 2068 88.753 2069 88.861 2070 88.969 2071 89.078 2072 89.188 2073 89.298 2074 89.41 2075 89.524 2076 89.638 2077 89.752 2078 89.866 2079 89.979 2080 90.091 2081 90.203 2082 90.314 2083 90.425 2084 90.536 2085 90.646 2086 90.756 2087 90.865 2088 90.975 2089 91.084 2090 91.194 2091 91.304 2092 91.415 2093 91.526 2094 91.637 2095 91.748 2096 91.861 2097 91.973 2098 92.086 2099 92.2