Year Years 1950 88.3119 1955 87.85386 1960 88.8121 1965 88.63958 1970 93.88975 1975 98.9269 1980 98.26871 1985 98.40327 1990 98.76822 1995 99.30403 2000 100.14914 2005 101.20496 2010 101.36315 2015 102.04411 2020 102.26938 2025 102.36235 2030 102.37887 2035 102.26906 2040 102.13342 2045 102.02208 2050 101.9351 2055 101.81618 2060 101.69489 2065 101.5884 2070 101.55253 2075 101.56425 2080 101.56582 2085 101.56472 2090 101.57898 2095 101.60683 2100 101.66098