Year | Value | 2022 | 317,506 | 2021 | 314,009 | 2020 | 311,491 | 2019 | 309,471 | 2018 | 307,548 | 2017 | 305,317 | 2016 | 301,997 | 2015 | 298,218 | 2014 | 294,203 | 2013 | 288,491 | 2012 | 283,577 | 2011 | 282,111 | 2010 | 280,564 | 2009 | 277,904 | 2008 | 273,768 | 2007 | 269,507 | 2006 | 262,891 | 2005 | 255,067 | 2004 | 245,743 | 2003 | 235,531 | 2002 | 225,401 | 2001 | 214,498 | 2000 | 204,144 | 1999 | 196,108 | 1998 | 190,162 | 1997 | 186,011 | 1996 | 182,830 | 1995 | 180,497 | 1994 | 178,117 | 1993 | 175,233 | 1992 | 171,853 | 1991 | 167,321 | 1990 | 158,096 | 1989 | 153,309 | 1988 | 152,231 | 1987 | 153,044 | 1986 | 154,320 | 1985 | 155,162 | 1984 | 155,459 | 1983 | 154,688 | 1982 | 151,275 | 1981 | 147,764 | 1980 | 142,895 | 1979 | 134,841 | 1978 | 125,485 | 1977 | 115,961 | 1976 | 105,793 | 1975 | 97,330 | 1974 | 91,448 | 1973 | 86,970 | 1972 | 82,975 | 1971 | 81,332 | 1970 | 79,841 | 1969 | 78,448 | 1968 | 77,525 | 1967 | 76,957 | 1966 | 74,761 | 1965 | 73,907 | 1964 | 72,354 | 1963 | 70,672 | 1962 | 69,339 | 1961 | 67,350 | 1960 | 66,665 |
|