Year | Value | 2022 | 150,737 | 2021 | 149,782 | 2020 | 149,199 | 2019 | 148,859 | 2018 | 148,714 | 2017 | 148,515 | 2016 | 147,732 | 2015 | 146,096 | 2014 | 143,874 | 2013 | 141,380 | 2012 | 138,920 | 2011 | 136,521 | 2010 | 134,170 | 2009 | 131,850 | 2008 | 129,337 | 2007 | 126,513 | 2006 | 123,509 | 2005 | 120,640 | 2004 | 117,906 | 2003 | 115,236 | 2002 | 112,690 | 2001 | 110,375 | 2000 | 108,245 | 1999 | 106,265 | 1998 | 104,360 | 1997 | 102,476 | 1996 | 100,567 | 1995 | 98,556 | 1994 | 96,521 | 1993 | 94,424 | 1992 | 92,503 | 1991 | 91,311 | 1990 | 90,711 | 1989 | 90,058 | 1988 | 89,266 | 1987 | 88,462 | 1986 | 87,567 | 1985 | 86,522 | 1984 | 85,219 | 1983 | 83,579 | 1982 | 81,892 | 1981 | 80,361 | 1980 | 78,877 | 1979 | 78,352 | 1978 | 76,016 | 1977 | 69,958 | 1976 | 62,743 | 1975 | 55,535 | 1974 | 49,188 | 1973 | 46,057 | 1972 | 45,531 | 1971 | 45,219 | 1970 | 45,185 | 1969 | 45,609 | 1968 | 46,347 | 1967 | 47,232 | 1966 | 48,404 | 1965 | 49,571 | 1964 | 50,243 | 1963 | 50,125 | 1962 | 49,444 | 1961 | 48,501 | 1960 | 47,761 |
|