Year | Value | 2022 | 513,160,573 | 2021 | 494,081,113 | 2020 | 475,423,476 | 2019 | 457,135,347 | 2018 | 439,414,529 | 2017 | 422,226,237 | 2016 | 405,768,051 | 2015 | 389,673,656 | 2014 | 373,846,710 | 2013 | 358,752,210 | 2012 | 344,302,619 | 2011 | 330,397,705 | 2010 | 316,860,625 | 2009 | 303,836,244 | 2008 | 291,355,929 | 2007 | 279,364,356 | 2006 | 268,533,982 | 2005 | 257,825,161 | 2004 | 247,522,643 | 2003 | 237,743,572 | 2002 | 228,391,489 | 2001 | 219,400,444 | 2000 | 210,824,543 | 1999 | 203,014,745 | 1998 | 195,525,671 | 1997 | 188,310,397 | 1996 | 181,348,752 | 1995 | 174,614,098 | 1994 | 167,842,807 | 1993 | 161,165,932 | 1992 | 154,639,169 | 1991 | 148,335,300 | 1990 | 142,129,313 | 1989 | 135,479,864 | 1988 | 129,031,912 | 1987 | 122,764,568 | 1986 | 116,650,964 | 1985 | 110,817,541 | 1984 | 105,368,499 | 1983 | 100,381,452 | 1982 | 95,711,811 | 1981 | 91,254,530 | 1980 | 87,018,684 | 1979 | 83,092,487 | 1978 | 79,207,851 | 1977 | 75,386,135 | 1976 | 71,829,737 | 1975 | 68,364,923 | 1974 | 65,058,517 | 1973 | 61,926,821 | 1972 | 58,934,072 | 1971 | 56,090,894 | 1970 | 53,407,612 | 1969 | 50,925,574 | 1968 | 48,519,795 | 1967 | 46,243,108 | 1966 | 44,091,894 | 1965 | 42,048,203 | 1964 | 40,075,487 | 1963 | 38,218,062 | 1962 | 36,478,617 | 1961 | 34,858,964 | 1960 | 33,335,738 |
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