Year | Value | 2022 | 192,321 | 2021 | 188,439 | 2020 | 184,787 | 2019 | 181,808 | 2018 | 179,405 | 2017 | 177,547 | 2016 | 175,900 | 2015 | 173,725 | 2014 | 170,395 | 2013 | 165,533 | 2012 | 158,684 | 2011 | 149,923 | 2010 | 139,954 | 2009 | 129,551 | 2008 | 119,632 | 2007 | 110,941 | 2006 | 103,616 | 2005 | 97,248 | 2004 | 91,289 | 2003 | 85,311 | 2002 | 78,861 | 2001 | 71,723 | 2000 | 64,198 | 1999 | 56,992 | 1998 | 50,473 | 1997 | 45,532 | 1996 | 44,972 | 1995 | 50,302 | 1994 | 59,654 | 1993 | 70,185 | 1992 | 79,583 | 1991 | 85,264 | 1990 | 86,794 | 1989 | 85,640 | 1988 | 84,677 | 1987 | 84,885 | 1986 | 84,988 | 1985 | 85,370 | 1984 | 85,125 | 1983 | 84,412 | 1982 | 83,930 | 1981 | 82,769 | 1980 | 80,487 | 1979 | 77,313 | 1978 | 73,363 | 1977 | 68,788 | 1976 | 64,135 | 1975 | 59,787 | 1974 | 55,680 | 1973 | 51,684 | 1972 | 48,195 | 1971 | 45,801 | 1970 | 44,710 | 1969 | 44,843 | 1968 | 45,837 | 1967 | 47,158 | 1966 | 48,093 | 1965 | 48,074 | 1964 | 47,223 | 1963 | 46,016 | 1962 | 44,659 | 1961 | 43,397 | 1960 | 42,610 |
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