Year Years 1950 152.94661 1955 153.01063 1960 154.23252 1965 124.68642 1970 103.12545 1975 96.82719 1980 92.6383 1985 99.72103 1990 103.4781 1995 102.35842 2000 101.72552 2005 101.44258 2010 101.44402 2015 101.54653 2020 101.41655 2025 101.17754 2030 100.93897 2035 100.74986 2040 100.64922 2045 100.55456 2050 100.48479 2055 100.42049 2060 100.39627 2065 100.41914 2070 100.47985 2075 100.55165 2080 100.63393 2085 100.77546 2090 100.94387 2095 101.0989 2100 101.26281