Year | Value | 2022 | 456,336 | 2021 | 443,125 | 2020 | 425,541 | 2019 | 403,620 | 2018 | 377,692 | 2017 | 348,912 | 2016 | 319,815 | 2015 | 293,170 | 2014 | 270,535 | 2013 | 252,450 | 2012 | 238,815 | 2011 | 228,780 | 2010 | 220,808 | 2009 | 213,548 | 2008 | 206,636 | 2007 | 200,052 | 2006 | 194,095 | 2005 | 189,371 | 2004 | 186,239 | 2003 | 184,612 | 2002 | 183,435 | 2001 | 181,234 | 2000 | 177,663 | 1999 | 173,110 | 1998 | 167,861 | 1997 | 161,198 | 1996 | 141,691 | 1995 | 120,205 | 1994 | 160,077 | 1993 | 202,149 | 1992 | 196,098 | 1991 | 191,716 | 1990 | 187,663 | 1989 | 183,502 | 1988 | 177,100 | 1987 | 167,911 | 1986 | 157,544 | 1985 | 146,495 | 1984 | 135,697 | 1983 | 126,747 | 1982 | 118,474 | 1981 | 110,046 | 1980 | 103,257 | 1979 | 98,382 | 1978 | 95,348 | 1977 | 93,754 | 1976 | 93,069 | 1975 | 93,089 | 1974 | 93,748 | 1973 | 94,935 | 1972 | 96,293 | 1971 | 97,462 | 1970 | 98,088 | 1969 | 97,997 | 1968 | 97,228 | 1967 | 95,722 | 1966 | 93,952 | 1965 | 92,076 | 1964 | 89,778 | 1963 | 87,102 | 1962 | 83,815 | 1961 | 79,537 | 1960 | 74,622 |
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