Year | Value | 2022 | 14,252,526 | 2021 | 13,769,740 | 2020 | 13,285,774 | 2019 | 12,814,383 | 2018 | 12,378,483 | 2017 | 11,997,883 | 2016 | 11,671,052 | 2015 | 11,347,387 | 2014 | 10,999,774 | 2013 | 10,680,174 | 2012 | 10,403,817 | 2011 | 10,141,270 | 2010 | 9,866,744 | 2009 | 9,578,318 | 2008 | 9,298,738 | 2007 | 9,022,873 | 2006 | 8,733,058 | 2005 | 8,441,996 | 2004 | 8,163,883 | 2003 | 7,883,741 | 2002 | 7,613,617 | 2001 | 7,366,282 | 2000 | 7,129,902 | 1999 | 6,897,283 | 1998 | 6,670,962 | 1997 | 6,457,258 | 1996 | 6,236,101 | 1995 | 5,998,996 | 1994 | 5,766,015 | 1993 | 5,545,548 | 1992 | 5,317,002 | 1991 | 5,071,088 | 1990 | 4,806,752 | 1989 | 4,500,879 | 1988 | 4,253,746 | 1987 | 4,036,039 | 1986 | 3,843,640 | 1985 | 3,688,724 | 1984 | 3,575,425 | 1983 | 3,500,143 | 1982 | 3,458,669 | 1981 | 3,413,204 | 1980 | 3,372,320 | 1979 | 3,356,201 | 1978 | 3,345,456 | 1977 | 3,326,586 | 1976 | 3,285,113 | 1975 | 3,236,132 | 1974 | 3,186,472 | 1973 | 3,127,904 | 1972 | 3,062,513 | 1971 | 2,997,482 | 1970 | 2,935,657 | 1969 | 2,874,752 | 1968 | 2,815,048 | 1967 | 2,755,502 | 1966 | 2,690,530 | 1965 | 2,616,050 | 1964 | 2,534,320 | 1963 | 2,448,681 | 1962 | 2,363,260 | 1961 | 2,286,184 | 1960 | 2,221,097 |
|