Year | Value | 2022 | 281,525 | 2021 | 284,493 | 2020 | 288,949 | 2019 | 282,525 | 2018 | 277,039 | 2017 | 272,671 | 2016 | 269,461 | 2015 | 267,696 | 2014 | 262,579 | 2013 | 253,919 | 2012 | 246,907 | 2011 | 241,561 | 2010 | 236,873 | 2009 | 231,501 | 2008 | 226,813 | 2007 | 222,603 | 2006 | 217,034 | 2005 | 211,588 | 2004 | 207,201 | 2003 | 203,407 | 2002 | 200,066 | 2001 | 197,888 | 2000 | 195,612 | 1999 | 188,625 | 1998 | 178,963 | 1997 | 171,505 | 1996 | 166,892 | 1995 | 163,107 | 1994 | 157,666 | 1993 | 151,384 | 1992 | 145,265 | 1991 | 139,905 | 1990 | 135,324 | 1989 | 130,227 | 1988 | 124,930 | 1987 | 120,602 | 1986 | 117,083 | 1985 | 113,762 | 1984 | 109,788 | 1983 | 104,859 | 1982 | 99,272 | 1981 | 93,534 | 1980 | 87,621 | 1979 | 81,720 | 1978 | 77,692 | 1977 | 76,650 | 1976 | 78,579 | 1975 | 82,533 | 1974 | 84,600 | 1973 | 84,982 | 1972 | 86,527 | 1971 | 89,333 | 1970 | 91,615 | 1969 | 89,373 | 1968 | 84,032 | 1967 | 79,031 | 1966 | 74,596 | 1965 | 71,163 | 1964 | 69,433 | 1963 | 69,925 | 1962 | 72,359 | 1961 | 76,558 | 1960 | 81,556 |
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