Year | Value | 2022 | 9,956,838 | 2021 | 9,664,979 | 2020 | 9,361,026 | 2019 | 9,057,416 | 2018 | 8,767,434 | 2017 | 8,505,295 | 2016 | 8,250,043 | 2015 | 7,992,335 | 2014 | 7,743,134 | 2013 | 7,481,951 | 2012 | 7,214,247 | 2011 | 6,971,753 | 2010 | 6,745,981 | 2009 | 6,517,221 | 2008 | 6,295,480 | 2007 | 6,080,367 | 2006 | 5,854,652 | 2005 | 5,621,337 | 2004 | 5,394,617 | 2003 | 5,163,259 | 2002 | 4,930,566 | 2001 | 4,699,522 | 2000 | 4,463,875 | 1999 | 4,218,457 | 1998 | 3,981,034 | 1997 | 3,777,210 | 1996 | 3,602,463 | 1995 | 3,458,035 | 1994 | 3,348,756 | 1993 | 3,280,215 | 1992 | 3,239,987 | 1991 | 3,208,007 | 1990 | 3,174,370 | 1989 | 3,120,965 | 1988 | 3,093,166 | 1987 | 3,058,850 | 1986 | 3,015,170 | 1985 | 2,965,974 | 1984 | 2,909,983 | 1983 | 2,843,338 | 1982 | 2,772,786 | 1981 | 2,693,363 | 1980 | 2,616,591 | 1979 | 2,552,697 | 1978 | 2,498,160 | 1977 | 2,445,253 | 1976 | 2,374,095 | 1975 | 2,291,993 | 1974 | 2,213,365 | 1973 | 2,134,594 | 1972 | 2,054,670 | 1971 | 1,983,087 | 1970 | 1,924,033 | 1969 | 1,875,294 | 1968 | 1,836,203 | 1967 | 1,805,378 | 1966 | 1,777,608 | 1965 | 1,748,936 | 1964 | 1,720,921 | 1963 | 1,696,938 | 1962 | 1,676,097 | 1961 | 1,655,681 | 1960 | 1,633,988 |
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