Year | Value | 2022 | 625,333 | 2021 | 603,770 | 2020 | 586,756 | 2019 | 563,679 | 2018 | 537,002 | 2017 | 523,179 | 2016 | 519,553 | 2015 | 523,939 | 2014 | 546,982 | 2013 | 584,820 | 2012 | 609,942 | 2011 | 602,136 | 2010 | 576,884 | 2009 | 548,059 | 2008 | 525,389 | 2007 | 491,296 | 2006 | 443,643 | 2005 | 411,756 | 2004 | 393,069 | 2003 | 376,559 | 2002 | 361,607 | 2001 | 347,749 | 2000 | 334,295 | 1999 | 320,674 | 1998 | 306,995 | 1997 | 293,465 | 1996 | 280,365 | 1995 | 268,275 | 1994 | 257,319 | 1993 | 250,303 | 1992 | 245,302 | 1991 | 237,880 | 1990 | 229,092 | 1989 | 219,559 | 1988 | 207,156 | 1987 | 194,437 | 1986 | 185,453 | 1985 | 178,864 | 1984 | 173,878 | 1983 | 169,900 | 1982 | 166,822 | 1981 | 164,542 | 1980 | 162,493 | 1979 | 160,530 | 1978 | 158,738 | 1977 | 157,081 | 1976 | 155,394 | 1975 | 153,466 | 1974 | 151,224 | 1973 | 148,778 | 1972 | 145,914 | 1971 | 142,429 | 1970 | 139,196 | 1969 | 136,171 | 1968 | 132,668 | 1967 | 128,799 | 1966 | 124,590 | 1965 | 120,101 | 1964 | 115,470 | 1963 | 110,869 | 1962 | 106,458 | 1961 | 102,375 | 1960 | 98,532 |
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