| Year | Value | | 2022 | 217,242 | | 2021 | 215,213 | | 2020 | 213,159 | | 2019 | 210,633 | | 2018 | 207,370 | | 2017 | 203,829 | | 2016 | 200,204 | | 2015 | 196,468 | | 2014 | 192,604 | | 2013 | 188,606 | | 2012 | 184,553 | | 2011 | 180,495 | | 2010 | 176,424 | | 2009 | 172,024 | | 2008 | 167,318 | | 2007 | 162,616 | | 2006 | 157,946 | | 2005 | 153,329 | | 2004 | 148,772 | | 2003 | 144,283 | | 2002 | 139,861 | | 2001 | 135,510 | | 2000 | 131,266 | | 1999 | 126,649 | | 1998 | 121,915 | | 1997 | 117,237 | | 1996 | 112,865 | | 1995 | 109,055 | | 1994 | 105,881 | | 1993 | 103,209 | | 1992 | 100,746 | | 1991 | 98,320 | | 1990 | 95,923 | | 1989 | 93,538 | | 1988 | 91,174 | | 1987 | 88,846 | | 1986 | 86,558 | | 1985 | 84,302 | | 1984 | 82,081 | | 1983 | 79,898 | | 1982 | 77,741 | | 1981 | 75,597 | | 1980 | 73,475 | | 1979 | 71,568 | | 1978 | 69,890 | | 1977 | 68,290 | | 1976 | 66,719 | | 1975 | 65,177 | | 1974 | 63,887 | | 1973 | 62,818 | | 1972 | 61,719 | | 1971 | 60,555 | | 1970 | 59,288 | | 1969 | 57,610 | | 1968 | 55,634 | | 1967 | 53,633 | | 1966 | 51,686 | | 1965 | 49,818 | | 1964 | 48,047 | | 1963 | 46,365 | | 1962 | 44,814 | | 1961 | 43,391 | | 1960 | 42,020 |
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