| Year | Value | | 2022 | 1,657,160 | | 2021 | 1,641,941 | | 2020 | 1,630,447 | | 2019 | 1,622,737 | | 2018 | 1,616,623 | | 2017 | 1,608,703 | | 2016 | 1,595,473 | | 2015 | 1,574,492 | | 2014 | 1,544,922 | | 2013 | 1,506,664 | | 2012 | 1,461,939 | | 2011 | 1,414,055 | | 2010 | 1,366,024 | | 2009 | 1,332,046 | | 2008 | 1,291,582 | | 2007 | 1,257,810 | | 2006 | 1,231,139 | | 2005 | 1,210,248 | | 2004 | 1,194,898 | | 2003 | 1,184,545 | | 2002 | 1,176,439 | | 2001 | 1,166,895 | | 2000 | 1,155,718 | | 1999 | 1,144,542 | | 1998 | 1,133,440 | | 1997 | 1,124,386 | | 1996 | 1,117,896 | | 1995 | 1,111,610 | | 1994 | 1,104,403 | | 1993 | 1,096,143 | | 1992 | 1,085,034 | | 1991 | 1,071,815 | | 1990 | 1,058,281 | | 1989 | 1,043,078 | | 1988 | 1,026,960 | | 1987 | 1,010,847 | | 1986 | 994,040 | | 1985 | 976,268 | | 1984 | 957,765 | | 1983 | 937,491 | | 1982 | 915,579 | | 1981 | 893,969 | | 1980 | 873,683 | | 1979 | 855,124 | | 1978 | 838,428 | | 1977 | 823,942 | | 1976 | 812,244 | | 1975 | 803,443 | | 1974 | 796,738 | | 1973 | 792,087 | | 1972 | 789,558 | | 1971 | 788,087 | | 1970 | 786,551 | | 1969 | 785,037 | | 1968 | 783,976 | | 1967 | 782,478 | | 1966 | 779,478 | | 1965 | 774,443 | | 1964 | 767,464 | | 1963 | 758,581 | | 1962 | 747,913 | | 1961 | 735,964 | | 1960 | 723,297 |
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