Year | Value | 2022 | 334,735 | 2021 | 329,177 | 2020 | 321,522 | 2019 | 312,671 | 2018 | 302,964 | 2017 | 294,189 | 2016 | 286,546 | 2015 | 278,754 | 2014 | 270,364 | 2013 | 261,965 | 2012 | 254,315 | 2011 | 247,201 | 2010 | 242,166 | 2009 | 239,688 | 2008 | 238,186 | 2007 | 237,973 | 2006 | 238,903 | 2005 | 239,272 | 2004 | 237,954 | 2003 | 235,499 | 2002 | 231,321 | 2001 | 225,278 | 2000 | 217,375 | 1999 | 208,556 | 1998 | 200,037 | 1997 | 192,385 | 1996 | 186,904 | 1995 | 184,147 | 1994 | 182,535 | 1993 | 180,975 | 1992 | 180,190 | 1991 | 179,646 | 1990 | 177,994 | 1989 | 175,738 | 1988 | 173,372 | 1987 | 171,057 | 1986 | 168,964 | 1985 | 167,022 | 1984 | 165,274 | 1983 | 164,443 | 1982 | 164,219 | 1981 | 164,307 | 1980 | 164,727 | 1979 | 163,110 | 1978 | 158,934 | 1977 | 154,026 | 1976 | 148,986 | 1975 | 144,162 | 1974 | 143,260 | 1973 | 146,546 | 1972 | 150,809 | 1971 | 154,558 | 1970 | 157,311 | 1969 | 158,598 | 1968 | 158,534 | 1967 | 157,923 | 1966 | 157,243 | 1965 | 156,145 | 1964 | 153,981 | 1963 | 151,439 | 1962 | 149,214 | 1961 | 147,287 | 1960 | 144,649 |
|