| Year | Value | | 2024 | 1,174,149 | | 2023 | 1,114,145 | | 2022 | 1,060,360 | | 2021 | 1,021,564 | | 2020 | 1,000,592 | | 2019 | 981,344 | | 2018 | 962,893 | | 2017 | 947,390 | | 2016 | 932,676 | | 2015 | 916,716 | | 2014 | 903,683 | | 2013 | 888,337 | | 2012 | 870,801 | | 2011 | 850,497 | | 2010 | 829,671 | | 2009 | 807,875 | | 2008 | 786,948 | | 2007 | 766,495 | | 2006 | 744,645 | | 2005 | 720,607 | | 2004 | 696,432 | | 2003 | 671,837 | | 2002 | 647,526 | | 2001 | 621,789 | | 2000 | 596,213 | | 1999 | 574,527 | | 1998 | 558,565 | | 1997 | 545,419 | | 1996 | 530,944 | | 1995 | 514,011 | | 1994 | 494,815 | | 1993 | 474,819 | | 1992 | 455,370 | | 1991 | 436,278 | | 1990 | 418,408 | | 1989 | 401,361 | | 1988 | 384,885 | | 1987 | 370,496 | | 1986 | 355,944 | | 1985 | 342,368 | | 1984 | 328,466 | | 1983 | 314,768 | | 1982 | 302,485 | | 1981 | 290,539 | | 1980 | 278,467 | | 1979 | 266,499 | | 1978 | 255,820 | | 1977 | 245,946 | | 1976 | 236,461 | | 1975 | 227,216 |
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