Year | Value | 2022 | 247,677 | 2021 | 241,287 | 2020 | 236,159 | 2019 | 232,701 | 2018 | 230,778 | 2017 | 230,105 | 2016 | 230,886 | 2015 | 233,227 | 2014 | 235,993 | 2013 | 236,965 | 2012 | 238,450 | 2011 | 281,884 | 2010 | 323,149 | 2009 | 322,638 | 2008 | 322,010 | 2007 | 319,432 | 2006 | 314,967 | 2005 | 305,355 | 2004 | 289,756 | 2003 | 273,218 | 2002 | 256,572 | 2001 | 239,673 | 2000 | 223,883 | 1999 | 213,976 | 1998 | 209,938 | 1997 | 208,149 | 1996 | 207,859 | 1995 | 207,535 | 1994 | 205,987 | 1993 | 201,802 | 1992 | 194,335 | 1991 | 183,827 | 1990 | 170,960 | 1989 | 156,962 | 1988 | 143,422 | 1987 | 131,202 | 1986 | 120,219 | 1985 | 110,273 | 1984 | 101,344 | 1983 | 93,417 | 1982 | 86,638 | 1981 | 81,236 | 1980 | 77,138 | 1979 | 74,156 | 1978 | 71,586 | 1977 | 69,282 | 1976 | 67,498 | 1975 | 65,873 | 1974 | 64,170 | 1973 | 62,405 | 1972 | 61,298 | 1971 | 60,943 | 1970 | 60,713 | 1969 | 60,628 | 1968 | 60,816 | 1967 | 61,279 | 1966 | 61,938 | 1965 | 62,418 | 1964 | 61,947 | 1963 | 60,361 | 1962 | 58,249 | 1961 | 56,090 | 1960 | 54,076 |
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