Year | Value | 2022 | 339,174 | 2021 | 334,064 | 2020 | 326,497 | 2019 | 315,345 | 2018 | 301,476 | 2017 | 286,516 | 2016 | 270,878 | 2015 | 254,800 | 2014 | 238,883 | 2013 | 223,510 | 2012 | 208,109 | 2011 | 193,222 | 2010 | 179,511 | 2009 | 166,632 | 2008 | 154,984 | 2007 | 144,996 | 2006 | 136,484 | 2005 | 129,712 | 2004 | 124,791 | 2003 | 121,360 | 2002 | 119,187 | 2001 | 118,358 | 2000 | 118,766 | 1999 | 120,301 | 1998 | 123,716 | 1997 | 128,346 | 1996 | 132,593 | 1995 | 136,055 | 1994 | 137,799 | 1993 | 138,694 | 1992 | 138,863 | 1991 | 137,021 | 1990 | 133,992 | 1989 | 130,386 | 1988 | 127,137 | 1987 | 123,590 | 1986 | 118,290 | 1985 | 112,726 | 1984 | 107,830 | 1983 | 104,651 | 1982 | 101,863 | 1981 | 97,574 | 1980 | 92,870 | 1979 | 88,024 | 1978 | 83,128 | 1977 | 78,449 | 1976 | 74,271 | 1975 | 70,634 | 1974 | 67,554 | 1973 | 65,020 | 1972 | 62,911 | 1971 | 61,073 | 1970 | 59,478 | 1969 | 58,086 | 1968 | 56,814 | 1967 | 55,668 | 1966 | 54,673 | 1965 | 53,764 | 1964 | 52,877 | 1963 | 52,124 | 1962 | 51,409 | 1961 | 50,639 | 1960 | 49,932 |
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