Year | Value | 2022 | 675,817 | 2021 | 655,439 | 2020 | 633,335 | 2019 | 609,704 | 2018 | 588,290 | 2017 | 567,801 | 2016 | 548,122 | 2015 | 530,906 | 2014 | 511,159 | 2013 | 489,222 | 2012 | 469,450 | 2011 | 447,419 | 2010 | 428,649 | 2009 | 414,752 | 2008 | 398,247 | 2007 | 389,950 | 2006 | 383,165 | 2005 | 366,365 | 2004 | 352,637 | 2003 | 338,926 | 2002 | 314,500 | 2001 | 295,185 | 2000 | 292,767 | 1999 | 290,120 | 1998 | 283,682 | 1997 | 279,969 | 1996 | 277,089 | 1995 | 274,249 | 1994 | 263,984 | 1993 | 240,806 | 1992 | 206,808 | 1991 | 182,781 | 1990 | 180,228 | 1989 | 178,684 | 1988 | 173,590 | 1987 | 173,278 | 1986 | 176,549 | 1985 | 178,519 | 1984 | 174,495 | 1983 | 169,994 | 1982 | 172,495 | 1981 | 190,925 | 1980 | 214,382 | 1979 | 223,727 | 1978 | 223,550 | 1977 | 219,866 | 1976 | 216,032 | 1975 | 212,084 | 1974 | 207,748 | 1973 | 203,207 | 1972 | 198,694 | 1971 | 194,440 | 1970 | 190,281 | 1969 | 186,160 | 1968 | 182,234 | 1967 | 178,447 | 1966 | 174,829 | 1965 | 171,331 | 1964 | 167,956 | 1963 | 164,765 | 1962 | 161,707 | 1961 | 158,784 | 1960 | 156,029 |
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