Year | Value | 2022 | 361,531 | 2021 | 336,940 | 2020 | 321,142 | 2019 | 311,313 | 2018 | 308,878 | 2017 | 309,759 | 2016 | 308,551 | 2015 | 305,480 | 2014 | 301,079 | 2013 | 295,100 | 2012 | 290,070 | 2011 | 287,039 | 2010 | 284,561 | 2009 | 281,709 | 2008 | 277,804 | 2007 | 272,251 | 2006 | 265,852 | 2005 | 259,739 | 2004 | 253,913 | 2003 | 247,048 | 2002 | 239,661 | 2001 | 232,250 | 2000 | 224,055 | 1999 | 215,278 | 1998 | 207,188 | 1997 | 200,180 | 1996 | 194,358 | 1995 | 189,845 | 1994 | 186,126 | 1993 | 183,079 | 1992 | 180,511 | 1991 | 177,874 | 1990 | 175,178 | 1989 | 172,293 | 1988 | 168,991 | 1987 | 165,542 | 1986 | 162,413 | 1985 | 159,811 | 1984 | 157,868 | 1983 | 156,439 | 1982 | 154,977 | 1981 | 153,187 | 1980 | 151,623 | 1979 | 150,534 | 1978 | 149,840 | 1977 | 149,570 | 1976 | 149,148 | 1975 | 147,950 | 1974 | 145,820 | 1973 | 142,773 | 1972 | 139,004 | 1971 | 135,045 | 1970 | 131,345 | 1969 | 127,851 | 1968 | 124,517 | 1967 | 121,181 | 1966 | 117,242 | 1965 | 112,385 | 1964 | 106,746 | 1963 | 100,370 | 1962 | 93,510 | 1961 | 86,941 | 1960 | 81,159 |
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