Year | Value | 2021 | 11,622,962.797 | 2020 | 11,540,148.443 | 2019 | 11,611,315.158 | 2018 | 11,580,219.903 | 2017 | 11,713,569.919 | 2016 | 11,390,070.2 | 2015 | 11,435,446.379 | 2014 | 11,685,842.561 | 2013 | 11,665,517.296 | 2012 | 11,818,075.195 | 2011 | 11,912,410.238 | 2010 | 11,709,053.4 | 2009 | 11,787,737.962 | 2008 | 11,820,897.656 | 2007 | 11,896,298.911 | 2006 | 11,981,452.667 | 2005 | 11,962,740.122 | 2004 | 11,799,335.678 | 2003 | 12,224,285.333 | 2002 | 12,436,829.234 | 2001 | 12,505,019.257 | 2000 | 12,477,103.824 | 1999 | 12,438,337.309 | 1998 | 12,505,727.017 | 1997 | 12,482,438.797 | 1996 | 12,399,554.655 | 1995 | 12,375,778.648 | 1994 | 12,425,292.579 | 1993 | 12,294,742.665 | 1992 | 12,354,188.519 | 1991 | 12,321,149.473 | 1990 | 12,311,207.3 | 1989 | 12,268,145.3 | 1988 | 12,245,079.3 | 1987 | 12,160,912.3 | 1986 | 12,046,394.3 | 1985 | 12,143,748.8 | 1984 | 11,988,502.5 | 1983 | 11,855,956.7 | 1982 | 11,815,209.2 | 1981 | 11,766,544.2 | 1980 | 11,703,251.3 | 1979 | 11,626,622.4 | 1978 | 11,615,610.3 | 1977 | 11,501,177.367 | 1976 | 11,520,575.833 | 1975 | 11,587,267.7 | 1974 | 11,536,871 | 1973 | 11,433,686.7 | 1972 | 11,390,339.6 | 1971 | 11,326,590.767 | 1970 | 11,228,831.385 | 1969 | 11,351,250.889 | 1968 | 11,333,919.911 | 1967 | 11,054,903.739 | 1966 | 10,987,997.857 | 1965 | 10,941,196.61 | 1964 | 10,856,138.596 | 1963 | 10,793,744.782 | 1962 | 10,731,399.115 | 1961 | 10,676,712.145 |
|