Year | Value | 2023 | 215,045 | 2022 | 215,554 | 2021 | 235,131 | 2020 | 243,229 | 2019 | 246,815 | 2018 | 248,280 | 2017 | 250,810 | 2016 | 253,854 | 2015 | 257,236 | 2014 | 261,284 | 2013 | 265,748 | 2012 | 269,097 | 2011 | 269,203 | 2010 | 269,993 | 2009 | 275,273 | 2008 | 280,939 | 2007 | 285,354 | 2006 | 291,073 | 2005 | 293,337 | 2004 | 287,290 | 2003 | 277,191 | 2002 | 266,967 | 2001 | 260,171 | 2000 | 254,211 | 1999 | 248,363 | 1998 | 245,846 | 1997 | 246,058 | 1996 | 248,995 | 1995 | 254,614 | 1994 | 262,521 | 1993 | 270,652 | 1992 | 277,971 | 1991 | 282,936 | 1990 | 284,906 | 1989 | 287,241 | 1988 | 287,416 | 1987 | 285,557 | 1986 | 285,602 | 1985 | 287,399 | 1984 | 289,928 | 1983 | 290,847 | 1982 | 289,082 | 1981 | 285,493 | 1980 | 279,632 | 1979 | 268,173 | 1978 | 251,974 | 1977 | 233,866 | 1976 | 215,787 | 1975 | 201,766 | 1974 | 196,423 |
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