| Year | Value | | 2024 | 953,183 | | 2023 | 934,505 | | 2022 | 923,341 | | 2021 | 922,611 | | 2020 | 934,704 | | 2019 | 942,715 | | 2018 | 945,384 | | 2017 | 946,673 | | 2016 | 946,455 | | 2015 | 942,557 | | 2014 | 941,499 | | 2013 | 939,204 | | 2012 | 934,851 | | 2011 | 925,714 | | 2010 | 912,189 | | 2009 | 893,943 | | 2008 | 874,197 | | 2007 | 855,659 | | 2006 | 841,894 | | 2005 | 833,904 | | 2004 | 832,158 | | 2003 | 835,361 | | 2002 | 845,032 | | 2001 | 859,362 | | 2000 | 876,384 | | 1999 | 894,964 | | 1998 | 915,059 | | 1997 | 936,507 | | 1996 | 955,555 | | 1995 | 969,936 | | 1994 | 979,876 | | 1993 | 981,563 | | 1992 | 973,318 | | 1991 | 959,011 | | 1990 | 943,706 | | 1989 | 927,739 | | 1988 | 913,286 | | 1987 | 905,859 | | 1986 | 899,459 | | 1985 | 899,153 | | 1984 | 899,430 | | 1983 | 895,178 | | 1982 | 887,868 | | 1981 | 879,553 | | 1980 | 873,044 | | 1979 | 866,770 | | 1978 | 862,512 | | 1977 | 859,524 | | 1976 | 859,328 | | 1975 | 862,576 |
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