| Year | Value | | 2024 | 2,037,072 | | 2023 | 1,899,495 | | 2022 | 1,909,216 | | 2021 | 1,799,084 | | 2020 | 2,014,848 | | 2019 | 1,933,850 | | 2018 | 1,917,660 | | 2017 | 1,908,338 | | 2016 | 1,867,260 | | 2015 | 1,764,891 | | 2014 | 1,605,817 | | 2013 | 1,419,884 | | 2012 | 1,279,451 | | 2011 | 1,216,321 | | 2010 | 1,220,052 | | 2009 | 1,223,730 | | 2008 | 1,087,070 | | 2007 | 904,260 | | 2006 | 695,565 | | 2005 | 563,979 | | 2004 | 526,560 | | 2003 | 511,476 | | 2002 | 487,634 | | 2001 | 463,962 | | 2000 | 440,529 | | 1999 | 417,385 | | 1998 | 394,564 | | 1997 | 373,148 | | 1996 | 358,489 | | 1995 | 349,271 | | 1994 | 339,948 | | 1993 | 330,597 | | 1992 | 321,271 | | 1991 | 312,013 | | 1990 | 302,848 | | 1989 | 293,806 | | 1988 | 284,885 | | 1987 | 276,075 | | 1986 | 266,870 | | 1985 | 255,363 | | 1984 | 241,990 | | 1983 | 228,585 | | 1982 | 215,186 | | 1981 | 201,899 | | 1980 | 188,816 | | 1979 | 175,960 | | 1978 | 163,324 | | 1977 | 150,890 | | 1976 | 138,634 |
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