Year | Value | 2022 | 224,678 | 2021 | 223,230 | 2020 | 222,839 | 2019 | 223,926 | 2018 | 225,724 | 2017 | 228,330 | 2016 | 230,508 | 2015 | 232,722 | 2014 | 233,322 | 2013 | 233,593 | 2012 | 235,822 | 2011 | 238,774 | 2010 | 246,232 | 2009 | 257,261 | 2008 | 272,304 | 2007 | 287,085 | 2006 | 299,649 | 2005 | 310,600 | 2004 | 319,324 | 2003 | 323,706 | 2002 | 328,075 | 2001 | 327,891 | 2000 | 321,765 | 1999 | 311,021 | 1998 | 298,198 | 1997 | 284,943 | 1996 | 273,264 | 1995 | 254,404 | 1994 | 245,662 | 1993 | 237,125 | 1992 | 227,811 | 1991 | 217,459 | 1990 | 201,890 | 1989 | 183,574 | 1988 | 165,646 | 1987 | 150,579 | 1986 | 138,360 | 1985 | 132,974 | 1984 | 132,986 | 1983 | 134,990 | 1982 | 138,401 | 1981 | 141,770 | 1980 | 141,045 | 1979 | 138,333 | 1978 | 133,435 | 1977 | 134,393 | 1976 | 135,996 | 1975 | 138,508 | 1974 | 139,797 | 1973 | 137,858 | 1972 | 135,555 | 1971 | 133,810 | 1970 | 130,700 | 1969 | 126,707 | 1968 | 123,881 | 1967 | 121,218 | 1966 | 118,812 | 1965 | 119,197 | 1964 | 117,205 | 1963 | 114,937 | 1962 | 111,214 | 1961 | 106,342 | 1960 | 103,717 |
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