Year Years 1950 96.03168 1955 93.6909 1960 93.00211 1965 92.92361 1970 92.67871 1975 93.05913 1980 92.63176 1985 91.28513 1990 90.62377 1995 88.38695 2000 87.21443 2005 91.33773 2010 95.3602 2015 94.48127 2020 93.65492 2025 92.66815 2030 91.15583 2035 89.3684 2040 88.26785 2045 87.56324 2050 87.39876 2055 87.51957 2060 87.4129 2065 87.50565 2070 87.62596 2075 87.73682 2080 87.80629 2085 87.93775 2090 88.20591 2095 88.65716 2100 89.25152