| Year | Value | | 2024 | 1,368,224 | | 2023 | 1,295,424 | | 2022 | 1,217,494 | | 2021 | 1,134,151 | | 2020 | 1,056,890 | | 2019 | 989,740 | | 2018 | 934,955 | | 2017 | 897,550 | | 2016 | 868,214 | | 2015 | 846,415 | | 2014 | 832,557 | | 2013 | 819,229 | | 2012 | 805,243 | | 2011 | 791,355 | | 2010 | 775,245 | | 2009 | 758,048 | | 2008 | 744,033 | | 2007 | 735,693 | | 2006 | 738,483 | | 2005 | 733,763 | | 2004 | 724,029 | | 2003 | 706,891 | | 2002 | 681,664 | | 2001 | 650,164 | | 2000 | 615,853 | | 1999 | 581,671 | | 1998 | 549,472 | | 1997 | 520,539 | | 1996 | 495,479 | | 1995 | 474,183 | | 1994 | 456,256 | | 1993 | 440,223 | | 1992 | 424,814 | | 1991 | 409,994 | | 1990 | 395,684 | | 1989 | 381,923 | | 1988 | 368,906 | | 1987 | 356,928 | | 1986 | 346,245 | | 1985 | 336,995 | | 1984 | 329,224 | | 1983 | 322,726 | | 1982 | 317,196 | | 1981 | 312,382 | | 1980 | 307,573 | | 1979 | 302,956 | | 1978 | 298,443 | | 1977 | 293,186 | | 1976 | 287,195 | | 1975 | 281,275 |
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