Year | Value | 2022 | 583,063 | 2021 | 583,980 | 2020 | 581,492 | 2019 | 582,307 | 2018 | 583,905 | 2017 | 584,521 | 2016 | 586,966 | 2015 | 577,912 | 2014 | 541,246 | 2013 | 489,359 | 2012 | 465,749 | 2011 | 463,739 | 2010 | 453,441 | 2009 | 443,214 | 2008 | 432,645 | 2007 | 421,594 | 2006 | 396,068 | 2005 | 372,091 | 2004 | 366,224 | 2003 | 362,386 | 2002 | 361,335 | 2001 | 362,893 | 2000 | 365,361 | 1999 | 366,609 | 1998 | 365,252 | 1997 | 360,396 | 1996 | 351,799 | 1995 | 340,325 | 1994 | 328,036 | 1993 | 316,635 | 1992 | 306,614 | 1991 | 298,258 | 1990 | 291,266 | 1989 | 282,908 | 1988 | 273,071 | 1987 | 263,766 | 1986 | 254,685 | 1985 | 246,054 | 1984 | 237,840 | 1983 | 229,747 | 1982 | 222,094 | 1981 | 215,062 | 1980 | 208,568 | 1979 | 202,818 | 1978 | 197,819 | 1977 | 193,102 | 1976 | 188,520 | 1975 | 183,950 | 1974 | 179,222 | 1973 | 174,536 | 1972 | 169,670 | 1971 | 164,118 | 1970 | 157,441 | 1969 | 149,269 | 1968 | 139,668 | 1967 | 129,500 | 1966 | 119,870 | 1965 | 111,280 | 1964 | 103,946 | 1963 | 97,826 | 1962 | 92,311 | 1961 | 86,886 | 1960 | 81,404 |
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