Year | Value | 2022 | 437,850 | 2021 | 435,314 | 2020 | 431,674 | 2019 | 436,075 | 2018 | 436,540 | 2017 | 432,012 | 2016 | 435,950 | 2015 | 446,632 | 2014 | 451,362 | 2013 | 444,241 | 2012 | 434,439 | 2011 | 424,104 | 2010 | 410,495 | 2009 | 383,893 | 2008 | 352,491 | 2007 | 326,727 | 2006 | 302,742 | 2005 | 280,563 | 2004 | 259,222 | 2003 | 237,829 | 2002 | 222,288 | 2001 | 210,802 | 2000 | 201,471 | 1999 | 195,310 | 1998 | 188,219 | 1997 | 183,173 | 1996 | 188,116 | 1995 | 193,555 | 1994 | 166,462 | 1993 | 167,892 | 1992 | 191,376 | 1991 | 185,402 | 1990 | 183,252 | 1989 | 182,054 | 1988 | 182,088 | 1987 | 181,032 | 1986 | 180,218 | 1985 | 181,568 | 1984 | 181,488 | 1983 | 180,114 | 1982 | 177,475 | 1981 | 175,566 | 1980 | 167,048 | 1979 | 154,826 | 1978 | 146,651 | 1977 | 137,340 | 1976 | 128,969 | 1975 | 121,674 | 1974 | 116,749 | 1973 | 113,789 | 1972 | 117,580 | 1971 | 121,346 | 1970 | 118,197 | 1969 | 115,916 | 1968 | 113,755 | 1967 | 111,031 | 1966 | 107,896 | 1965 | 105,068 | 1964 | 101,167 | 1963 | 97,124 | 1962 | 95,209 | 1961 | 92,271 | 1960 | 89,523 |
|