Year | Value | 2022 | 6,790,030 | 2021 | 6,642,727 | 2020 | 6,506,983 | 2019 | 6,344,029 | 2018 | 6,148,330 | 2017 | 5,947,136 | 2016 | 5,756,198 | 2015 | 5,567,013 | 2014 | 5,372,898 | 2013 | 5,175,074 | 2012 | 4,974,751 | 2011 | 4,772,335 | 2010 | 4,577,645 | 2009 | 4,393,980 | 2008 | 4,196,985 | 2007 | 4,000,258 | 2006 | 3,805,928 | 2005 | 3,615,763 | 2004 | 3,436,378 | 2003 | 3,270,490 | 2002 | 3,112,486 | 2001 | 2,961,174 | 2000 | 2,822,961 | 1999 | 2,699,264 | 1998 | 2,588,332 | 1997 | 2,483,456 | 1996 | 2,380,706 | 1995 | 2,278,884 | 1994 | 2,177,534 | 1993 | 2,080,370 | 1992 | 1,990,028 | 1991 | 1,904,328 | 1990 | 1,822,812 | 1989 | 1,743,710 | 1988 | 1,667,597 | 1987 | 1,596,330 | 1986 | 1,528,805 | 1985 | 1,466,162 | 1984 | 1,408,631 | 1983 | 1,354,828 | 1982 | 1,302,998 | 1981 | 1,253,223 | 1980 | 1,203,885 | 1979 | 1,147,148 | 1978 | 1,084,491 | 1977 | 1,022,766 | 1976 | 963,908 | 1975 | 909,602 | 1974 | 860,958 | 1973 | 817,483 | 1972 | 775,571 | 1971 | 735,447 | 1970 | 701,995 | 1969 | 672,793 | 1968 | 641,994 | 1967 | 610,102 | 1966 | 578,842 | 1965 | 549,985 | 1964 | 525,339 | 1963 | 504,844 | 1962 | 487,409 | 1961 | 474,023 | 1960 | 464,773 |
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