Year | Value | 2022 | 109,248,230 | 2021 | 107,028,765 | 2020 | 104,888,583 | 2019 | 103,015,866 | 2018 | 101,078,038 | 2017 | 98,423,230 | 2016 | 95,959,573 | 2015 | 94,724,017 | 2014 | 94,661,496 | 2013 | 96,111,867 | 2012 | 98,524,401 | 2011 | 101,093,622 | 2010 | 103,790,790 | 2009 | 105,930,486 | 2008 | 107,029,293 | 2007 | 106,754,562 | 2006 | 105,525,484 | 2005 | 104,235,587 | 2004 | 102,954,737 | 2003 | 102,402,193 | 2002 | 101,921,910 | 2001 | 98,495,095 | 2000 | 92,547,827 | 1999 | 86,550,880 | 1998 | 80,565,184 | 1997 | 76,616,347 | 1996 | 76,327,646 | 1995 | 77,764,729 | 1994 | 79,162,388 | 1993 | 79,439,459 | 1992 | 78,265,286 | 1991 | 76,469,719 | 1990 | 74,303,737 | 1989 | 71,538,866 | 1988 | 68,431,654 | 1987 | 64,949,054 | 1986 | 61,503,742 | 1985 | 58,105,792 | 1984 | 54,650,076 | 1983 | 51,629,493 | 1982 | 49,144,654 | 1981 | 47,586,677 | 1980 | 47,032,341 | 1979 | 47,073,449 | 1978 | 47,505,378 | 1977 | 48,095,773 | 1976 | 48,224,178 | 1975 | 47,858,093 | 1974 | 47,297,230 | 1973 | 46,504,653 | 1972 | 45,478,550 | 1971 | 44,374,420 | 1970 | 43,524,119 | 1969 | 42,961,114 | 1968 | 42,462,724 | 1967 | 41,929,467 | 1966 | 41,231,605 | 1965 | 40,267,784 | 1964 | 39,239,509 | 1963 | 38,074,774 | 1962 | 36,637,868 | 1961 | 35,427,782 | 1960 | 34,554,543 |
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