Year | Value | 2022 | 11,347,925 | 2021 | 11,190,030 | 2020 | 11,185,566 | 2019 | 11,203,174 | 2018 | 11,222,099 | 2017 | 11,245,798 | 2016 | 11,279,947 | 2015 | 11,285,281 | 2014 | 11,303,461 | 2013 | 11,387,259 | 2012 | 11,536,096 | 2011 | 11,742,206 | 2010 | 12,040,827 | 2009 | 12,335,297 | 2008 | 12,594,415 | 2007 | 12,787,508 | 2006 | 12,918,677 | 2005 | 13,009,534 | 2004 | 13,074,016 | 2003 | 13,131,932 | 2002 | 13,223,336 | 2001 | 13,370,826 | 2000 | 13,554,289 | 1999 | 13,743,635 | 1998 | 13,900,044 | 1997 | 14,039,741 | 1996 | 14,154,916 | 1995 | 14,265,252 | 1994 | 14,400,344 | 1993 | 14,538,691 | 1992 | 14,675,366 | 1991 | 14,839,960 | 1990 | 14,983,423 | 1989 | 15,120,875 | 1988 | 15,295,849 | 1987 | 15,502,074 | 1986 | 15,653,791 | 1985 | 15,760,323 | 1984 | 15,880,483 | 1983 | 15,964,853 | 1982 | 15,956,063 | 1981 | 15,909,662 | 1980 | 15,847,907 | 1979 | 15,727,442 | 1978 | 15,586,409 | 1977 | 15,492,567 | 1976 | 15,457,405 | 1975 | 15,432,666 | 1974 | 15,393,592 | 1973 | 15,341,278 | 1972 | 15,274,225 | 1971 | 15,188,969 | 1970 | 15,123,137 | 1969 | 15,067,462 | 1968 | 15,022,290 | 1967 | 14,971,218 | 1966 | 14,836,145 | 1965 | 14,469,447 | 1964 | 13,996,435 | 1963 | 13,574,315 | 1962 | 13,120,559 | 1961 | 12,774,019 | 1960 | 12,793,874 |
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