Year | Value | 2022 | 179,144 | 2021 | 183,290 | 2020 | 186,586 | 2019 | 184,694 | 2018 | 181,478 | 2017 | 175,895 | 2016 | 167,495 | 2015 | 157,732 | 2014 | 148,918 | 2013 | 142,930 | 2012 | 140,960 | 2011 | 140,778 | 2010 | 140,382 | 2009 | 139,002 | 2008 | 137,338 | 2007 | 135,591 | 2006 | 133,621 | 2005 | 131,556 | 2004 | 130,432 | 2003 | 130,041 | 2002 | 130,567 | 2001 | 133,245 | 2000 | 138,349 | 1999 | 142,516 | 1998 | 145,520 | 1997 | 146,739 | 1996 | 145,490 | 1995 | 142,859 | 1994 | 141,064 | 1993 | 140,850 | 1992 | 142,175 | 1991 | 143,852 | 1990 | 139,661 | 1989 | 140,201 | 1988 | 140,316 | 1987 | 139,010 | 1986 | 135,086 | 1985 | 132,523 | 1984 | 130,166 | 1983 | 127,613 | 1982 | 123,822 | 1981 | 120,461 | 1980 | 118,714 | 1979 | 118,704 | 1978 | 120,363 | 1977 | 121,689 | 1976 | 121,922 | 1975 | 119,638 | 1974 | 113,886 | 1973 | 106,681 | 1972 | 99,645 | 1971 | 94,116 | 1970 | 90,854 | 1969 | 89,002 | 1968 | 87,748 | 1967 | 86,047 | 1966 | 82,705 | 1965 | 78,883 | 1964 | 75,653 | 1963 | 73,101 | 1962 | 71,722 | 1961 | 70,864 | 1960 | 71,026 |
|