| Year | Value | | 2022 | 3,794,678 | | 2021 | 3,742,575 | | 2020 | 3,689,825 | | 2019 | 3,636,206 | | 2018 | 3,582,564 | | 2017 | 3,528,807 | | 2016 | 3,475,453 | | 2015 | 3,423,412 | | 2014 | 3,374,369 | | 2013 | 3,326,932 | | 2012 | 3,278,735 | | 2011 | 3,230,309 | | 2010 | 3,181,861 | | 2009 | 3,133,204 | | 2008 | 3,084,231 | | 2007 | 3,035,128 | | 2006 | 2,985,964 | | 2005 | 2,937,553 | | 2004 | 2,894,726 | | 2003 | 2,855,501 | | 2002 | 2,814,046 | | 2001 | 2,770,704 | | 2000 | 2,725,901 | | 1999 | 2,679,994 | | 1998 | 2,632,966 | | 1997 | 2,584,354 | | 1996 | 2,530,276 | | 1995 | 2,470,903 | | 1994 | 2,409,990 | | 1993 | 2,347,472 | | 1992 | 2,284,179 | | 1991 | 2,220,994 | | 1990 | 2,158,369 | | 1989 | 2,096,720 | | 1988 | 2,036,193 | | 1987 | 1,977,223 | | 1986 | 1,920,171 | | 1985 | 1,865,376 | | 1984 | 1,813,164 | | 1983 | 1,763,723 | | 1982 | 1,717,241 | | 1981 | 1,674,582 | | 1980 | 1,636,637 | | 1979 | 1,603,638 | | 1978 | 1,574,876 | | 1977 | 1,547,973 | | 1976 | 1,520,286 | | 1975 | 1,489,795 | | 1974 | 1,456,001 | | 1973 | 1,420,907 | | 1972 | 1,386,311 | | 1971 | 1,352,667 | | 1970 | 1,320,168 | | 1969 | 1,288,854 | | 1968 | 1,258,678 | | 1967 | 1,229,502 | | 1966 | 1,201,405 | | 1965 | 1,174,212 | | 1964 | 1,147,792 | | 1963 | 1,122,217 | | 1962 | 1,096,646 | | 1961 | 1,071,512 | | 1960 | 1,047,533 |
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