Year | Value | 2022 | 286,608 | 2021 | 255,750 | 2020 | 226,940 | 2019 | 205,443 | 2018 | 194,575 | 2017 | 190,588 | 2016 | 191,860 | 2015 | 197,271 | 2014 | 205,778 | 2013 | 217,123 | 2012 | 229,607 | 2011 | 240,528 | 2010 | 245,173 | 2009 | 245,478 | 2008 | 243,517 | 2007 | 237,701 | 2006 | 231,771 | 2005 | 227,889 | 2004 | 225,121 | 2003 | 223,058 | 2002 | 221,783 | 2001 | 219,024 | 2000 | 213,410 | 1999 | 205,369 | 1998 | 196,198 | 1997 | 184,381 | 1996 | 171,707 | 1995 | 159,488 | 1994 | 147,663 | 1993 | 135,420 | 1992 | 123,620 | 1991 | 114,114 | 1990 | 108,038 | 1989 | 105,511 | 1988 | 106,369 | 1987 | 109,815 | 1986 | 113,115 | 1985 | 114,656 | 1984 | 114,498 | 1983 | 112,477 | 1982 | 109,421 | 1981 | 108,376 | 1980 | 110,962 | 1979 | 116,559 | 1978 | 125,076 | 1977 | 135,404 | 1976 | 144,037 | 1975 | 148,847 | 1974 | 150,208 | 1973 | 148,404 | 1972 | 143,551 | 1971 | 136,989 | 1970 | 129,846 | 1969 | 121,902 | 1968 | 112,737 | 1967 | 103,310 | 1966 | 94,903 | 1965 | 88,144 | 1964 | 83,047 | 1963 | 79,963 | 1962 | 78,538 | 1961 | 77,289 | 1960 | 75,468 |
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