Year Years 1950 99.61354 1955 99.5508 1960 100.37544 1965 102.18405 1970 102.99345 1975 103.71956 1980 103.84019 1985 103.53663 1990 103.31732 1995 102.71512 2000 102.11082 2005 101.76718 2010 102.8665 2015 102.8078 2020 103.01699 2025 102.82071 2030 102.79795 2035 102.99028 2040 103.20936 2045 103.50135 2050 103.52944 2055 103.41891 2060 103.62474 2065 103.77497 2070 103.91707 2075 104.05427 2080 104.1915 2085 104.33087 2090 104.47768 2095 104.62459 2100 104.76935