Year | Value | 2022 | 1,014,857 | 2021 | 991,369 | 2020 | 966,291 | 2019 | 939,257 | 2018 | 910,739 | 2017 | 880,087 | 2016 | 849,142 | 2015 | 818,262 | 2014 | 786,887 | 2013 | 751,553 | 2012 | 711,147 | 2011 | 665,507 | 2010 | 614,147 | 2009 | 562,380 | 2008 | 506,951 | 2007 | 455,578 | 2006 | 436,529 | 2005 | 435,988 | 2004 | 436,205 | 2003 | 447,413 | 2002 | 462,354 | 2001 | 463,599 | 2000 | 451,041 | 1999 | 431,278 | 1998 | 407,801 | 1997 | 383,268 | 1996 | 360,859 | 1995 | 345,495 | 1994 | 332,882 | 1993 | 315,448 | 1992 | 301,057 | 1991 | 295,208 | 1990 | 293,533 | 1989 | 290,818 | 1988 | 283,918 | 1987 | 278,177 | 1986 | 271,633 | 1985 | 266,056 | 1984 | 260,731 | 1983 | 253,785 | 1982 | 247,516 | 1981 | 241,633 | 1980 | 235,227 | 1979 | 228,630 | 1978 | 222,013 | 1977 | 215,258 | 1976 | 209,206 | 1975 | 204,087 | 1974 | 199,626 | 1973 | 195,699 | 1972 | 192,434 | 1971 | 190,065 | 1970 | 188,533 | 1969 | 187,759 | 1968 | 187,889 | 1967 | 188,583 | 1966 | 188,892 | 1965 | 188,309 | 1964 | 187,060 | 1963 | 185,100 | 1962 | 182,425 | 1961 | 179,763 | 1960 | 177,472 |
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