| Year | Value | | 2024 | 10,960,719 | | 2023 | 10,559,793 | | 2022 | 10,304,561 | | 2021 | 10,139,249 | | 2020 | 9,869,688 | | 2019 | 9,518,439 | | 2018 | 9,185,453 | | 2017 | 8,863,448 | | 2016 | 8,556,767 | | 2015 | 8,276,911 | | 2014 | 7,932,845 | | 2013 | 7,528,643 | | 2012 | 7,133,763 | | 2011 | 6,697,314 | | 2010 | 6,296,457 | | 2009 | 5,956,998 | | 2008 | 5,594,228 | | 2007 | 5,335,009 | | 2006 | 5,112,900 | | 2005 | 4,809,142 | | 2004 | 4,570,616 | | 2003 | 4,355,660 | | 2002 | 4,049,282 | | 2001 | 3,801,530 | | 2000 | 3,735,826 | | 1999 | 3,657,429 | | 1998 | 3,493,981 | | 1997 | 3,338,510 | | 1996 | 3,190,220 | | 1995 | 3,043,587 | | 1994 | 2,878,870 | | 1993 | 2,630,068 | | 1992 | 2,322,254 | | 1991 | 2,126,708 | | 1990 | 2,079,567 | | 1989 | 2,036,230 | | 1988 | 1,962,223 | | 1987 | 1,924,724 | | 1986 | 1,914,757 | | 1985 | 1,899,310 | | 1984 | 1,842,406 | | 1983 | 1,778,939 | | 1982 | 1,770,423 | | 1981 | 1,898,524 | | 1980 | 2,065,080 | | 1979 | 2,108,092 | | 1978 | 2,059,835 | | 1977 | 1,966,480 | | 1976 | 1,864,882 |
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