Year | Value | 2022 | 281,251 | 2021 | 275,521 | 2020 | 269,550 | 2019 | 263,167 | 2018 | 255,986 | 2017 | 248,254 | 2016 | 241,575 | 2015 | 236,853 | 2014 | 233,676 | 2013 | 230,647 | 2012 | 228,862 | 2011 | 274,207 | 2010 | 320,650 | 2009 | 321,927 | 2008 | 321,322 | 2007 | 320,434 | 2006 | 320,801 | 2005 | 317,302 | 2004 | 309,332 | 2003 | 300,727 | 2002 | 290,341 | 2001 | 278,269 | 2000 | 264,903 | 1999 | 254,354 | 1998 | 247,202 | 1997 | 239,252 | 1996 | 231,115 | 1995 | 223,857 | 1994 | 217,657 | 1993 | 212,867 | 1992 | 210,244 | 1991 | 209,227 | 1990 | 208,392 | 1989 | 206,563 | 1988 | 202,269 | 1987 | 194,738 | 1986 | 184,007 | 1985 | 170,545 | 1984 | 155,510 | 1983 | 140,414 | 1982 | 126,426 | 1981 | 113,974 | 1980 | 103,039 | 1979 | 93,661 | 1978 | 85,793 | 1977 | 79,330 | 1976 | 74,271 | 1975 | 70,538 | 1974 | 68,056 | 1973 | 66,319 | 1972 | 65,385 | 1971 | 65,354 | 1970 | 65,512 | 1969 | 65,498 | 1968 | 65,751 | 1967 | 66,271 | 1966 | 66,544 | 1965 | 66,623 | 1964 | 66,363 | 1963 | 65,461 | 1962 | 64,043 | 1961 | 62,467 | 1960 | 60,793 |
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