Year Years 1950 99.35931 1955 97.24978 1960 95.97744 1965 95.67916 1970 97.18874 1975 98.21248 1980 98.99179 1985 99.4737 1990 99.88311 1995 100.24388 2000 100.57045 2005 100.87552 2010 101.18339 2015 101.24553 2020 101.19411 2025 101.09279 2030 101.07193 2035 101.06019 2040 101.05747 2045 101.06761 2050 101.10422 2055 101.15669 2060 101.21908 2065 101.29528 2070 101.38993 2075 101.50995 2080 101.636 2085 101.7771 2090 101.93118 2095 102.10168 2100 102.25728