Year | Value | 2022 | 246,865 | 2021 | 241,732 | 2020 | 239,032 | 2019 | 238,761 | 2018 | 240,526 | 2017 | 244,033 | 2016 | 248,717 | 2015 | 254,009 | 2014 | 260,016 | 2013 | 266,696 | 2012 | 273,261 | 2011 | 278,722 | 2010 | 282,893 | 2009 | 286,437 | 2008 | 288,763 | 2007 | 289,647 | 2006 | 289,843 | 2005 | 288,176 | 2004 | 282,926 | 2003 | 274,975 | 2002 | 265,380 | 2001 | 254,260 | 2000 | 243,248 | 1999 | 233,748 | 1998 | 225,834 | 1997 | 219,426 | 1996 | 215,203 | 1995 | 211,742 | 1994 | 207,558 | 1993 | 203,368 | 1992 | 199,355 | 1991 | 194,909 | 1990 | 190,007 | 1989 | 185,279 | 1988 | 180,730 | 1987 | 176,721 | 1986 | 174,005 | 1985 | 172,660 | 1984 | 172,346 | 1983 | 172,350 | 1982 | 171,977 | 1981 | 170,663 | 1980 | 167,940 | 1979 | 164,117 | 1978 | 159,332 | 1977 | 153,342 | 1976 | 146,425 | 1975 | 138,923 | 1974 | 131,201 | 1973 | 123,593 | 1972 | 116,333 | 1971 | 109,516 | 1970 | 103,314 | 1969 | 97,460 | 1968 | 90,471 | 1967 | 82,340 | 1966 | 74,149 | 1965 | 66,013 | 1964 | 58,637 | 1963 | 53,773 | 1962 | 51,775 | 1961 | 51,795 | 1960 | 53,498 |
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