Year Years 1950 95.15418 1955 93.30507 1960 92.60095 1965 86.96248 1970 83.94494 1975 83.7394 1980 83.11982 1985 80.06007 1990 78.39881 1995 84.49977 2000 87.10757 2005 91.52835 2010 93.83278 2015 94.88377 2020 95.17878 2025 95.30709 2030 95.64949 2035 95.87219 2040 95.93455 2045 96.13784 2050 96.51056 2055 96.94474 2060 97.36624 2065 97.76212 2070 98.14784 2075 98.52818 2080 98.88474 2085 99.21297 2090 99.50558 2095 99.77146 2100 100.01513