Year | Value | 2022 | 340,047 | 2021 | 320,088 | 2020 | 301,119 | 2019 | 285,036 | 2018 | 271,427 | 2017 | 259,290 | 2016 | 247,964 | 2015 | 237,578 | 2014 | 228,784 | 2013 | 222,034 | 2012 | 217,290 | 2011 | 214,046 | 2010 | 211,609 | 2009 | 209,291 | 2008 | 206,503 | 2007 | 203,193 | 2006 | 199,624 | 2005 | 196,136 | 2004 | 193,236 | 2003 | 191,067 | 2002 | 189,507 | 2001 | 188,319 | 2000 | 186,693 | 1999 | 185,625 | 1998 | 184,370 | 1997 | 180,383 | 1996 | 172,608 | 1995 | 162,040 | 1994 | 151,735 | 1993 | 144,194 | 1992 | 139,636 | 1991 | 134,595 | 1990 | 128,759 | 1989 | 122,558 | 1988 | 114,896 | 1987 | 106,372 | 1986 | 96,918 | 1985 | 87,578 | 1984 | 79,187 | 1983 | 73,147 | 1982 | 71,073 | 1981 | 72,509 | 1980 | 76,447 | 1979 | 82,686 | 1978 | 90,423 | 1977 | 96,657 | 1976 | 100,322 | 1975 | 101,600 | 1974 | 100,710 | 1973 | 97,648 | 1972 | 93,299 | 1971 | 89,834 | 1970 | 87,997 | 1969 | 87,363 | 1968 | 87,887 | 1967 | 88,983 | 1966 | 88,697 | 1965 | 85,809 | 1964 | 80,649 | 1963 | 73,512 | 1962 | 64,977 | 1961 | 56,903 | 1960 | 50,406 |
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