Year | Value | 2022 | 27,841,352 | 2021 | 26,793,912 | 2020 | 25,729,221 | 2019 | 24,686,984 | 2018 | 23,713,912 | 2017 | 22,830,928 | 2016 | 22,053,777 | 2015 | 21,335,608 | 2014 | 20,649,527 | 2013 | 20,008,561 | 2012 | 19,387,703 | 2011 | 18,775,927 | 2010 | 18,174,205 | 2009 | 17,585,086 | 2008 | 17,010,950 | 2007 | 16,452,874 | 2006 | 15,909,507 | 2005 | 15,381,635 | 2004 | 14,869,004 | 2003 | 14,375,869 | 2002 | 13,904,842 | 2001 | 13,461,563 | 2000 | 13,056,485 | 1999 | 12,694,390 | 1998 | 12,369,319 | 1997 | 12,076,546 | 1996 | 11,816,583 | 1995 | 11,560,723 | 1994 | 11,281,290 | 1993 | 10,999,989 | 1992 | 10,751,850 | 1991 | 10,522,451 | 1990 | 10,293,250 | 1989 | 10,079,382 | 1988 | 9,875,985 | 1987 | 9,633,737 | 1986 | 9,351,931 | 1985 | 9,091,449 | 1984 | 8,858,992 | 1983 | 8,644,414 | 1982 | 8,440,602 | 1981 | 8,239,736 | 1980 | 8,056,042 | 1979 | 7,877,012 | 1978 | 7,685,689 | 1977 | 7,505,751 | 1976 | 7,345,319 | 1975 | 7,188,022 | 1974 | 7,030,693 | 1973 | 6,875,917 | 1972 | 6,728,316 | 1971 | 6,586,377 | 1970 | 6,447,593 | 1969 | 6,316,833 | 1968 | 6,192,021 | 1967 | 6,070,336 | 1966 | 5,952,067 | 1965 | 5,835,609 | 1964 | 5,721,238 | 1963 | 5,608,405 | 1962 | 5,495,995 | 1961 | 5,384,418 | 1960 | 5,273,976 |
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