Year Years 1950 93.61705 1955 94.16172 1960 94.49641 1965 94.9297 1970 96.33317 1975 95.71379 1980 96.00635 1985 94.94968 1990 95.67711 1995 96.50009 2000 97.70069 2005 96.05341 2010 92.11142 2015 94.97758 2020 97.18747 2025 98.54947 2030 99.62528 2035 99.97346 2040 99.92942 2045 99.90394 2050 99.93248 2055 99.98216 2060 100.01629 2065 100.0779 2070 100.24418 2075 100.48332 2080 100.72385 2085 100.95464 2090 101.16806 2095 101.37805 2100 101.55202