Year | Value | 2022 | 506,551 | 2021 | 513,124 | 2020 | 521,919 | 2019 | 515,990 | 2018 | 511,713 | 2017 | 509,137 | 2016 | 508,190 | 2015 | 509,267 | 2014 | 496,427 | 2013 | 471,277 | 2012 | 451,896 | 2011 | 437,450 | 2010 | 423,537 | 2009 | 405,533 | 2008 | 388,404 | 2007 | 372,978 | 2006 | 354,928 | 2005 | 337,880 | 2004 | 324,194 | 2003 | 313,032 | 2002 | 304,044 | 2001 | 298,026 | 2000 | 291,852 | 1999 | 277,188 | 1998 | 257,818 | 1997 | 242,029 | 1996 | 230,551 | 1995 | 221,196 | 1994 | 210,764 | 1993 | 199,667 | 1992 | 189,025 | 1991 | 179,676 | 1990 | 171,489 | 1989 | 162,591 | 1988 | 153,334 | 1987 | 145,356 | 1986 | 138,779 | 1985 | 133,187 | 1984 | 127,788 | 1983 | 122,271 | 1982 | 116,788 | 1981 | 111,540 | 1980 | 105,641 | 1979 | 98,353 | 1978 | 92,448 | 1977 | 90,415 | 1976 | 92,396 | 1975 | 97,102 | 1974 | 99,981 | 1973 | 100,826 | 1972 | 102,494 | 1971 | 105,165 | 1970 | 106,907 | 1969 | 103,536 | 1968 | 96,797 | 1967 | 90,410 | 1966 | 84,583 | 1965 | 79,898 | 1964 | 77,172 | 1963 | 76,846 | 1962 | 78,454 | 1961 | 81,706 | 1960 | 86,206 |
|