Year | Value | 2022 | 298,884 | 2021 | 288,536 | 2020 | 276,467 | 2019 | 265,667 | 2018 | 254,645 | 2017 | 243,064 | 2016 | 230,024 | 2015 | 217,133 | 2014 | 205,854 | 2013 | 196,714 | 2012 | 189,847 | 2011 | 186,411 | 2010 | 186,065 | 2009 | 185,684 | 2008 | 185,013 | 2007 | 185,702 | 2006 | 185,489 | 2005 | 183,874 | 2004 | 181,783 | 2003 | 178,720 | 2002 | 175,724 | 2001 | 173,259 | 2000 | 171,427 | 1999 | 169,979 | 1998 | 169,271 | 1997 | 169,951 | 1996 | 171,929 | 1995 | 174,044 | 1994 | 175,653 | 1993 | 177,285 | 1992 | 176,986 | 1991 | 172,566 | 1990 | 165,956 | 1989 | 158,756 | 1988 | 150,892 | 1987 | 143,437 | 1986 | 136,916 | 1985 | 131,644 | 1984 | 126,098 | 1983 | 119,756 | 1982 | 114,253 | 1981 | 109,202 | 1980 | 102,595 | 1979 | 93,605 | 1978 | 83,754 | 1977 | 76,012 | 1976 | 73,439 | 1975 | 75,558 | 1974 | 82,413 | 1973 | 94,014 | 1972 | 104,992 | 1971 | 110,541 | 1970 | 112,126 | 1969 | 111,762 | 1968 | 107,733 | 1967 | 101,072 | 1966 | 95,299 | 1965 | 91,871 | 1964 | 90,434 | 1963 | 90,770 | 1962 | 92,302 | 1961 | 92,229 | 1960 | 88,648 |
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