| Year | Value | | 2024 | 1,156,591 | | 2023 | 1,143,812 | | 2022 | 1,129,950 | | 2021 | 1,119,004 | | 2020 | 1,115,178 | | 2019 | 1,120,380 | | 2018 | 1,134,709 | | 2017 | 1,154,227 | | 2016 | 1,172,261 | | 2015 | 1,182,913 | | 2014 | 1,182,491 | | 2013 | 1,167,704 | | 2012 | 1,139,977 | | 2011 | 1,105,310 | | 2010 | 1,072,069 | | 2009 | 1,046,632 | | 2008 | 1,030,519 | | 2007 | 1,021,796 | | 2006 | 1,015,412 | | 2005 | 1,008,273 | | 2004 | 997,185 | | 2003 | 978,649 | | 2002 | 952,885 | | 2001 | 922,675 | | 2000 | 890,083 | | 1999 | 857,721 | | 1998 | 829,383 | | 1997 | 811,297 | | 1996 | 803,973 | | 1995 | 803,859 | | 1994 | 809,719 | | 1993 | 819,376 | | 1992 | 831,176 | | 1991 | 838,276 | | 1990 | 840,451 | | 1989 | 842,692 | | 1988 | 843,825 | | 1987 | 842,157 | | 1986 | 834,656 | | 1985 | 817,608 | | 1984 | 792,904 | | 1983 | 766,129 | | 1982 | 738,285 | | 1981 | 710,477 | | 1980 | 681,627 | | 1979 | 658,576 | | 1978 | 643,903 | | 1977 | 627,853 | | 1976 | 608,253 | | 1975 | 587,207 |
|