Year Years 1950 93.22628 1955 92.27202 1960 94.65064 1965 98.72073 1970 101.15847 1975 102.44365 1980 103.27549 1985 101.38759 1990 100.56935 1995 100.52068 2000 101.40361 2005 101.3962 2010 98.77818 2015 99.6147 2020 99.90426 2025 101.41965 2030 102.01812 2035 101.60885 2040 101.77325 2045 101.89308 2050 101.9672 2055 102.0247 2060 102.09371 2065 102.1834 2070 102.26368 2075 102.34309 2080 102.44458 2085 102.51591 2090 102.57867 2095 102.62938 2100 102.68313