| Year | Value | | 2024 | 2,210,373 | | 2023 | 2,172,702 | | 2022 | 2,123,965 | | 2021 | 2,067,276 | | 2020 | 2,004,335 | | 2019 | 1,935,051 | | 2018 | 1,861,224 | | 2017 | 1,787,612 | | 2016 | 1,717,576 | | 2015 | 1,651,034 | | 2014 | 1,587,019 | | 2013 | 1,523,557 | | 2012 | 1,457,093 | | 2011 | 1,386,076 | | 2010 | 1,312,726 | | 2009 | 1,239,319 | | 2008 | 1,167,716 | | 2007 | 1,103,450 | | 2006 | 1,056,466 | | 2005 | 1,032,671 | | 2004 | 1,025,670 | | 2003 | 1,025,367 | | 2002 | 1,025,084 | | 2001 | 1,013,604 | | 2000 | 981,758 | | 1999 | 936,186 | | 1998 | 890,633 | | 1997 | 848,303 | | 1996 | 805,633 | | 1995 | 763,601 | | 1994 | 724,103 | | 1993 | 688,186 | | 1992 | 655,496 | | 1991 | 624,903 | | 1990 | 594,440 | | 1989 | 565,498 | | 1988 | 537,862 | | 1987 | 509,225 | | 1986 | 482,075 | | 1985 | 457,696 | | 1984 | 435,729 | | 1983 | 416,081 | | 1982 | 399,073 | | 1981 | 384,239 | | 1980 | 371,050 | | 1979 | 359,631 | | 1978 | 350,273 | | 1977 | 342,375 | | 1976 | 335,091 | | 1975 | 327,858 |
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