Year | Value | 2022 | 331,251 | 2021 | 339,583 | 2020 | 342,722 | 2019 | 339,856 | 2018 | 329,524 | 2017 | 318,160 | 2016 | 309,120 | 2015 | 300,816 | 2014 | 290,183 | 2013 | 278,663 | 2012 | 267,056 | 2011 | 253,540 | 2010 | 242,312 | 2009 | 232,303 | 2008 | 223,783 | 2007 | 213,941 | 2006 | 200,832 | 2005 | 183,666 | 2004 | 164,751 | 2003 | 146,040 | 2002 | 130,148 | 2001 | 116,385 | 2000 | 108,533 | 1999 | 105,872 | 1998 | 106,784 | 1997 | 111,179 | 1996 | 117,393 | 1995 | 118,403 | 1994 | 119,777 | 1993 | 120,385 | 1992 | 120,928 | 1991 | 120,997 | 1990 | 121,785 | 1989 | 123,383 | 1988 | 121,430 | 1987 | 119,081 | 1986 | 118,498 | 1985 | 117,025 | 1984 | 114,477 | 1983 | 111,864 | 1982 | 108,460 | 1981 | 105,451 | 1980 | 103,276 | 1979 | 101,097 | 1978 | 95,393 | 1977 | 93,228 | 1976 | 91,071 | 1975 | 88,794 | 1974 | 86,239 | 1973 | 83,098 | 1972 | 80,287 | 1971 | 78,127 | 1970 | 75,564 | 1969 | 72,653 | 1968 | 70,251 | 1967 | 66,988 | 1966 | 63,313 | 1965 | 60,626 | 1964 | 57,350 | 1963 | 54,870 | 1962 | 52,315 | 1961 | 49,816 | 1960 | 48,992 |
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