| Year | Value | | 2024 | 1,001,808 | | 2023 | 982,212 | | 2022 | 970,851 | | 2021 | 970,533 | | 2020 | 983,054 | | 2019 | 991,079 | | 2018 | 993,331 | | 2017 | 993,301 | | 2016 | 991,535 | | 2015 | 986,974 | | 2014 | 986,305 | | 2013 | 984,332 | | 2012 | 980,161 | | 2011 | 971,479 | | 2010 | 958,179 | | 2009 | 939,685 | | 2008 | 920,204 | | 2007 | 902,832 | | 2006 | 889,863 | | 2005 | 880,749 | | 2004 | 876,710 | | 2003 | 877,754 | | 2002 | 886,349 | | 2001 | 900,734 | | 2000 | 918,502 | | 1999 | 938,841 | | 1998 | 961,635 | | 1997 | 985,049 | | 1996 | 1,004,749 | | 1995 | 1,019,735 | | 1994 | 1,029,903 | | 1993 | 1,030,822 | | 1992 | 1,021,139 | | 1991 | 1,005,639 | | 1990 | 990,013 | | 1989 | 973,475 | | 1988 | 958,164 | | 1987 | 950,937 | | 1986 | 945,903 | | 1985 | 947,458 | | 1984 | 948,417 | | 1983 | 943,386 | | 1982 | 934,757 | | 1981 | 925,734 | | 1980 | 919,206 | | 1979 | 912,221 | | 1978 | 906,929 | | 1977 | 903,813 | | 1976 | 904,540 | | 1975 | 908,597 |
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