Year | Value | 2022 | 630,670 | 2021 | 627,007 | 2020 | 621,855 | 2019 | 615,306 | 2018 | 606,881 | 2017 | 597,663 | 2016 | 588,596 | 2015 | 579,233 | 2014 | 568,593 | 2013 | 557,197 | 2012 | 545,635 | 2011 | 533,876 | 2010 | 521,524 | 2009 | 508,426 | 2008 | 494,938 | 2007 | 481,139 | 2006 | 467,029 | 2005 | 453,195 | 2004 | 439,197 | 2003 | 425,067 | 2002 | 410,586 | 2001 | 394,533 | 2000 | 377,273 | 1999 | 360,326 | 1998 | 343,957 | 1997 | 328,572 | 1996 | 315,568 | 1995 | 304,803 | 1994 | 295,801 | 1993 | 288,169 | 1992 | 281,739 | 1991 | 276,494 | 1990 | 272,368 | 1989 | 269,138 | 1988 | 266,484 | 1987 | 264,378 | 1986 | 263,025 | 1985 | 262,527 | 1984 | 262,880 | 1983 | 264,272 | 1982 | 265,672 | 1981 | 265,121 | 1980 | 261,536 | 1979 | 254,944 | 1978 | 245,188 | 1977 | 233,137 | 1976 | 221,226 | 1975 | 210,821 | 1974 | 201,658 | 1973 | 193,623 | 1972 | 187,093 | 1971 | 181,500 | 1970 | 176,403 | 1969 | 172,135 | 1968 | 168,959 | 1967 | 166,414 | 1966 | 163,817 | 1965 | 160,810 | 1964 | 157,547 | 1963 | 154,070 | 1962 | 150,267 | 1961 | 146,259 | 1960 | 142,227 |
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