Year Years 1950 96.62625 1955 96.61895 1960 96.59838 1965 96.65716 1970 97.84096 1975 98.96768 1980 99.17027 1985 99.35206 1990 99.57989 1995 99.87674 2000 100.13499 2005 96.6162 2010 96.00989 2015 98.85547 2020 99.32029 2025 99.68866 2030 101.19334 2035 101.17815 2040 101.09329 2045 101.24116 2050 101.37356 2055 101.58492 2060 101.77141 2065 101.90376 2070 102.02824 2075 102.15521 2080 102.2401 2085 102.29601 2090 102.32091 2095 102.34007 2100 102.375