Year Years 1950 95.698 1955 95.57617 1960 96.12527 1965 97.13441 1970 98.25379 1975 99.44599 1980 99.92582 1985 100.93824 1990 101.19778 1995 101.12085 2000 101.10928 2005 101.8569 2010 101.54831 2015 102.2755 2020 103.00821 2025 103.53367 2030 103.85018 2035 103.98258 2040 103.99938 2045 103.9363 2050 103.92339 2055 103.97809 2060 104.01269 2065 104.05405 2070 104.12235 2075 104.20791 2080 104.30243 2085 104.39992 2090 104.49884 2095 104.60056 2100 104.70491