Year Years 1950 188.2114 1955 219.84776 1960 258.76925 1965 219.88226 1970 158.52322 1975 136.37818 1980 159.5239 1985 148.49592 1990 147.67158 1995 155.91863 2000 155.18472 2005 159.76645 2010 146.70778 2015 138.44205 2020 140.42506 2025 140.63847 2030 139.87853 2035 140.67614 2040 141.80894 2045 139.75987 2050 138.02869 2055 135.93943 2060 134.71706 2065 134.05679 2070 133.21912 2075 131.82788 2080 130.26673 2085 128.72963 2090 127.24719 2095 125.83271 2100 124.44267