Year Years 1950 60.554 1951 60.995 1952 61.854 1953 62.671 1954 63.444 1955 64.173 1956 64.859 1957 65.5 1958 66.097 1959 66.648 1960 67.153 1961 67.612 1962 68.029 1963 68.41 1964 68.767 1965 69.113 1966 69.462 1967 69.826 1968 70.211 1969 70.625 1970 71.071 1971 71.551 1972 72.053 1973 72.567 1974 73.083 1975 73.59 1976 74.078 1977 74.538 1978 74.965 1979 75.354 1980 75.703 1981 76.017 1982 76.3 1983 76.559 1984 76.793 1985 76.997 1986 77.165 1987 77.294 1988 77.384 1989 77.442 1990 77.475 1991 77.491 1992 77.503 1993 77.52 1994 77.551 1995 77.602 1996 77.678 1997 77.775 1998 77.891 1999 78.023 2000 78.168 2001 78.319 2002 78.473 2003 78.627 2004 78.782 2005 78.943 2006 79.121 2007 79.322 2008 79.546 2009 79.79 2010 80.045 2011 80.298 2012 80.538 2013 80.755 2014 80.946 2015 81.112 2016 81.256 2017 81.389 2018 81.519 2019 81.649 2020 81.782 2021 81.917 2022 82.053 2023 82.189 2024 82.323 2025 82.457 2026 82.591 2027 82.725 2028 82.858 2029 82.99 2030 83.122 2031 83.254 2032 83.385 2033 83.515 2034 83.645 2035 83.773 2036 83.901 2037 84.028 2038 84.154 2039 84.28 2040 84.404 2041 84.527 2042 84.649 2043 84.769 2044 84.889 2045 85.007 2046 85.125 2047 85.242 2048 85.359 2049 85.477 2050 85.594 2051 85.713 2052 85.832 2053 85.951 2054 86.071 2055 86.191 2056 86.311 2057 86.43 2058 86.549 2059 86.666 2060 86.783 2061 86.899 2062 87.013 2063 87.127 2064 87.24 2065 87.352 2066 87.464 2067 87.574 2068 87.685 2069 87.794 2070 87.904 2071 88.015 2072 88.126 2073 88.239 2074 88.352 2075 88.465 2076 88.578 2077 88.692 2078 88.804 2079 88.915 2080 89.026 2081 89.136 2082 89.247 2083 89.358 2084 89.469 2085 89.581 2086 89.692 2087 89.803 2088 89.913 2089 90.022 2090 90.131 2091 90.239 2092 90.347 2093 90.455 2094 90.564 2095 90.673 2096 90.783 2097 90.894 2098 91.005 2099 91.117