Year Years 1950 449.36372 1955 299.81472 1960 181.8095 1965 160.0948 1970 143.90475 1975 129.55213 1980 116.00842 1985 121.80394 1990 127.86465 1995 108.15447 2000 103.35833 2005 102.21021 2010 103.96546 2015 107.74749 2020 107.77019 2025 105.59624 2030 105.52433 2035 105.47324 2040 105.48608 2045 105.54473 2050 105.59406 2055 105.651 2060 105.67279 2065 105.68473 2070 105.67639 2075 105.66603 2080 105.63801 2085 105.67414 2090 105.66186 2095 105.6731 2100 105.66942