Year | Value | 2022 | 93,413 | 2021 | 96,492 | 2020 | 97,166 | 2019 | 94,569 | 2018 | 90,815 | 2017 | 86,717 | 2016 | 82,660 | 2015 | 79,219 | 2014 | 76,529 | 2013 | 74,604 | 2012 | 73,304 | 2011 | 72,324 | 2010 | 70,876 | 2009 | 68,127 | 2008 | 64,351 | 2007 | 59,836 | 2006 | 55,657 | 2005 | 51,811 | 2004 | 48,837 | 2003 | 47,253 | 2002 | 46,998 | 2001 | 47,658 | 2000 | 48,685 | 1999 | 50,021 | 1998 | 51,896 | 1997 | 54,343 | 1996 | 57,355 | 1995 | 60,010 | 1994 | 61,702 | 1993 | 61,483 | 1992 | 59,978 | 1991 | 58,525 | 1990 | 56,668 | 1989 | 54,752 | 1988 | 53,132 | 1987 | 51,996 | 1986 | 50,863 | 1985 | 49,041 | 1984 | 46,871 | 1983 | 44,755 | 1982 | 43,019 | 1981 | 41,436 | 1980 | 39,636 | 1979 | 37,669 | 1978 | 35,998 | 1977 | 35,324 | 1976 | 35,319 | 1975 | 35,233 | 1974 | 34,926 | 1973 | 34,624 | 1972 | 34,548 | 1971 | 34,490 | 1970 | 34,147 | 1969 | 32,925 | 1968 | 31,228 | 1967 | 30,114 | 1966 | 29,235 | 1965 | 28,705 | 1964 | 28,576 | 1963 | 28,409 | 1962 | 28,291 | 1961 | 28,308 | 1960 | 28,339 |
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