Year | Value | 2022 | 230,474 | 2021 | 225,173 | 2020 | 237,899 | 2019 | 243,274 | 2018 | 245,778 | 2017 | 249,568 | 2016 | 253,794 | 2015 | 253,499 | 2014 | 251,479 | 2013 | 248,223 | 2012 | 244,390 | 2011 | 239,372 | 2010 | 235,914 | 2009 | 233,870 | 2008 | 230,341 | 2007 | 222,865 | 2006 | 218,360 | 2005 | 216,273 | 2004 | 215,341 | 2003 | 215,720 | 2002 | 221,095 | 2001 | 220,080 | 2000 | 212,956 | 1999 | 205,577 | 1998 | 198,979 | 1997 | 186,996 | 1996 | 175,630 | 1995 | 163,361 | 1994 | 152,531 | 1993 | 141,561 | 1992 | 131,595 | 1991 | 120,994 | 1990 | 111,267 | 1989 | 101,331 | 1988 | 92,576 | 1987 | 84,505 | 1986 | 78,147 | 1985 | 73,737 | 1984 | 71,395 | 1983 | 70,932 | 1982 | 72,047 | 1981 | 70,198 | 1980 | 66,407 | 1979 | 63,703 | 1978 | 61,079 | 1977 | 59,475 | 1976 | 58,336 | 1975 | 57,205 | 1974 | 56,400 | 1973 | 55,970 | 1972 | 55,327 | 1971 | 54,261 | 1970 | 52,755 | 1969 | 50,846 | 1968 | 48,963 | 1967 | 47,607 | 1966 | 46,576 | 1965 | 45,952 | 1964 | 45,807 | 1963 | 45,892 | 1962 | 46,196 | 1961 | 46,422 | 1960 | 46,749 |
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