Year | Value | 2022 | 77,011 | 2021 | 76,068 | 2020 | 75,651 | 2019 | 74,767 | 2018 | 73,905 | 2017 | 72,421 | 2016 | 69,765 | 2015 | 65,596 | 2014 | 60,145 | 2013 | 53,501 | 2012 | 47,484 | 2011 | 45,697 | 2010 | 49,718 | 2009 | 59,008 | 2008 | 71,013 | 2007 | 81,258 | 2006 | 87,124 | 2005 | 87,882 | 2004 | 85,340 | 2003 | 81,390 | 2002 | 77,605 | 2001 | 75,032 | 2000 | 74,911 | 1999 | 77,821 | 1998 | 82,756 | 1997 | 88,248 | 1996 | 93,104 | 1995 | 95,888 | 1994 | 95,376 | 1993 | 89,043 | 1992 | 78,545 | 1991 | 68,482 | 1990 | 59,995 | 1989 | 53,339 | 1988 | 48,199 | 1987 | 44,490 | 1986 | 42,251 | 1985 | 41,404 | 1984 | 42,007 | 1983 | 43,623 | 1982 | 45,697 | 1981 | 47,781 | 1980 | 49,492 | 1979 | 50,422 | 1978 | 50,701 | 1977 | 50,739 | 1976 | 50,445 | 1975 | 49,856 | 1974 | 49,101 | 1973 | 48,143 | 1972 | 47,225 | 1971 | 46,527 | 1970 | 46,210 | 1969 | 45,917 | 1968 | 45,027 | 1967 | 43,519 | 1966 | 41,725 | 1965 | 40,367 | 1964 | 39,694 | 1963 | 39,524 | 1962 | 39,789 | 1961 | 40,333 | 1960 | 40,862 |
|