Year Years 1950 83.11615 1955 82.70195 1960 85.15853 1965 84.26029 1970 84.37493 1975 84.34934 1980 86.33067 1985 86.43474 1990 87.42347 1995 86.74916 2000 86.73729 2005 88.12915 2010 86.96024 2015 86.91717 2020 87.30623 2025 88.42716 2030 89.98942 2035 91.28684 2040 91.89332 2045 92.24494 2050 92.43525 2055 92.60293 2060 92.94158 2065 93.22592 2070 93.46464 2075 93.73104 2080 94.0627 2085 94.37639 2090 94.59232 2095 94.77891 2100 94.94861