Year | Value | 2022 | 188,517,733 | 2021 | 187,143,228 | 2020 | 185,636,418 | 2019 | 183,878,366 | 2018 | 181,939,117 | 2017 | 179,958,546 | 2016 | 177,986,118 | 2015 | 175,989,923 | 2014 | 173,941,724 | 2013 | 171,885,100 | 2012 | 169,827,068 | 2011 | 167,726,203 | 2010 | 165,594,717 | 2009 | 163,480,329 | 2008 | 161,361,139 | 2007 | 159,201,638 | 2006 | 156,991,180 | 2005 | 154,731,704 | 2004 | 152,434,477 | 2003 | 150,126,745 | 2002 | 147,774,310 | 2001 | 145,337,135 | 2000 | 142,795,391 | 1999 | 139,649,517 | 1998 | 136,457,266 | 1997 | 133,232,801 | 1996 | 130,010,387 | 1995 | 126,904,246 | 1994 | 123,798,812 | 1993 | 120,701,843 | 1992 | 117,617,792 | 1991 | 114,526,991 | 1990 | 111,405,219 | 1989 | 108,248,215 | 1988 | 105,079,629 | 1987 | 101,904,694 | 1986 | 98,732,041 | 1985 | 95,559,465 | 1984 | 92,396,644 | 1983 | 89,250,599 | 1982 | 86,139,144 | 1981 | 83,074,041 | 1980 | 80,059,759 | 1979 | 77,104,429 | 1978 | 74,227,713 | 1977 | 71,427,775 | 1976 | 68,713,852 | 1975 | 66,077,956 | 1974 | 63,515,692 | 1973 | 61,013,156 | 1972 | 58,570,303 | 1971 | 56,192,092 | 1970 | 53,879,433 | 1969 | 51,643,809 | 1968 | 49,468,495 | 1967 | 47,335,090 | 1966 | 45,243,144 | 1965 | 43,189,422 | 1964 | 41,179,932 | 1963 | 39,220,956 | 1962 | 37,324,448 | 1961 | 35,497,006 | 1960 | 33,724,155 |
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