Year | Value | 2022 | 320,419 | 2021 | 327,929 | 2020 | 329,382 | 2019 | 323,264 | 2018 | 314,277 | 2017 | 305,301 | 2016 | 296,115 | 2015 | 287,593 | 2014 | 279,659 | 2013 | 270,570 | 2012 | 261,676 | 2011 | 251,957 | 2010 | 240,015 | 2009 | 227,161 | 2008 | 214,080 | 2007 | 201,570 | 2006 | 190,156 | 2005 | 179,928 | 2004 | 171,648 | 2003 | 165,412 | 2002 | 160,825 | 2001 | 157,543 | 2000 | 155,804 | 1999 | 155,375 | 1998 | 155,328 | 1997 | 155,153 | 1996 | 155,388 | 1995 | 155,594 | 1994 | 154,666 | 1993 | 152,476 | 1992 | 149,418 | 1991 | 145,406 | 1990 | 140,011 | 1989 | 134,465 | 1988 | 129,286 | 1987 | 124,367 | 1986 | 119,409 | 1985 | 114,199 | 1984 | 109,257 | 1983 | 104,555 | 1982 | 99,943 | 1981 | 95,612 | 1980 | 91,752 | 1979 | 88,257 | 1978 | 84,684 | 1977 | 81,809 | 1976 | 79,629 | 1975 | 77,620 | 1974 | 76,255 | 1973 | 75,490 | 1972 | 74,921 | 1971 | 73,905 | 1970 | 72,567 | 1969 | 71,216 | 1968 | 69,664 | 1967 | 67,636 | 1966 | 64,997 | 1965 | 62,059 | 1964 | 59,449 | 1963 | 56,932 | 1962 | 54,242 | 1961 | 51,307 | 1960 | 48,637 |
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