Year | Value | 2022 | 183,780 | 2021 | 193,205 | 2020 | 214,480 | 2019 | 224,384 | 2018 | 227,108 | 2017 | 228,010 | 2016 | 227,555 | 2015 | 223,647 | 2014 | 220,697 | 2013 | 217,210 | 2012 | 211,137 | 2011 | 201,544 | 2010 | 192,800 | 2009 | 187,118 | 2008 | 180,968 | 2007 | 169,779 | 2006 | 158,321 | 2005 | 148,388 | 2004 | 143,271 | 2003 | 142,460 | 2002 | 145,664 | 2001 | 145,150 | 2000 | 142,828 | 1999 | 144,159 | 1998 | 148,490 | 1997 | 148,858 | 1996 | 148,314 | 1995 | 145,826 | 1994 | 145,235 | 1993 | 145,931 | 1992 | 148,913 | 1991 | 152,217 | 1990 | 154,685 | 1989 | 152,627 | 1988 | 150,922 | 1987 | 150,769 | 1986 | 153,088 | 1985 | 158,834 | 1984 | 163,853 | 1983 | 164,419 | 1982 | 164,882 | 1981 | 159,200 | 1980 | 151,370 | 1979 | 148,203 | 1978 | 144,674 | 1977 | 139,985 | 1976 | 134,387 | 1975 | 129,122 | 1974 | 123,937 | 1973 | 118,636 | 1972 | 113,833 | 1971 | 108,734 | 1970 | 100,992 | 1969 | 91,403 | 1968 | 82,813 | 1967 | 75,732 | 1966 | 70,471 | 1965 | 68,600 | 1964 | 68,513 | 1963 | 67,777 | 1962 | 66,520 | 1961 | 65,065 | 1960 | 62,468 |
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