Year | Value | 2022 | 14,304,904 | 2021 | 14,243,056 | 2020 | 14,376,694 | 2019 | 14,605,811 | 2018 | 15,021,517 | 2017 | 15,379,664 | 2016 | 15,457,477 | 2015 | 15,341,129 | 2014 | 15,164,502 | 2013 | 14,978,971 | 2012 | 14,786,972 | 2011 | 14,591,553 | 2010 | 14,393,135 | 2009 | 14,190,951 | 2008 | 13,984,235 | 2007 | 13,770,877 | 2006 | 13,551,989 | 2005 | 13,329,254 | 2004 | 13,103,406 | 2003 | 12,876,104 | 2002 | 12,646,261 | 2001 | 12,416,404 | 2000 | 12,185,778 | 1999 | 11,953,242 | 1998 | 11,720,770 | 1997 | 11,487,401 | 1996 | 11,255,127 | 1995 | 11,023,144 | 1994 | 10,790,003 | 1993 | 10,556,087 | 1992 | 10,321,668 | 1991 | 10,086,291 | 1990 | 9,850,103 | 1989 | 9,613,316 | 1988 | 9,376,316 | 1987 | 9,140,693 | 1986 | 8,907,283 | 1985 | 8,678,317 | 1984 | 8,453,872 | 1983 | 8,231,835 | 1982 | 8,012,324 | 1981 | 7,795,110 | 1980 | 7,580,477 | 1979 | 7,368,909 | 1978 | 7,160,493 | 1977 | 6,955,896 | 1976 | 6,755,816 | 1975 | 6,560,499 | 1974 | 6,369,753 | 1973 | 6,183,300 | 1972 | 6,000,922 | 1971 | 5,822,200 | 1970 | 5,646,328 | 1969 | 5,473,435 | 1968 | 5,303,179 | 1967 | 5,135,324 | 1966 | 4,970,235 | 1965 | 4,807,939 | 1964 | 4,648,735 | 1963 | 4,492,383 | 1962 | 4,338,716 | 1961 | 4,187,533 | 1960 | 4,038,709 |
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