Year | Value | 2022 | 226,827 | 2021 | 220,668 | 2020 | 231,114 | 2019 | 233,231 | 2018 | 232,427 | 2017 | 233,664 | 2016 | 236,617 | 2015 | 237,609 | 2014 | 239,502 | 2013 | 241,413 | 2012 | 242,500 | 2011 | 241,119 | 2010 | 238,309 | 2009 | 232,872 | 2008 | 223,554 | 2007 | 210,443 | 2006 | 201,558 | 2005 | 196,912 | 2004 | 196,527 | 2003 | 200,504 | 2002 | 211,411 | 2001 | 217,938 | 2000 | 219,189 | 1999 | 218,898 | 1998 | 218,192 | 1997 | 211,213 | 1996 | 203,622 | 1995 | 193,565 | 1994 | 184,482 | 1993 | 174,348 | 1992 | 164,561 | 1991 | 154,031 | 1990 | 144,283 | 1989 | 134,104 | 1988 | 126,363 | 1987 | 119,647 | 1986 | 114,248 | 1985 | 110,135 | 1984 | 103,666 | 1983 | 93,483 | 1982 | 83,614 | 1981 | 73,376 | 1980 | 68,368 | 1979 | 69,522 | 1978 | 70,304 | 1977 | 70,031 | 1976 | 68,952 | 1975 | 67,083 | 1974 | 64,330 | 1973 | 61,625 | 1972 | 59,933 | 1971 | 58,796 | 1970 | 57,608 | 1969 | 56,653 | 1968 | 55,894 | 1967 | 54,979 | 1966 | 53,456 | 1965 | 51,762 | 1964 | 50,220 | 1963 | 48,846 | 1962 | 48,063 | 1961 | 47,723 | 1960 | 47,656 |
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