Year | Value | 2022 | 4,576,298 | 2021 | 4,520,471 | 2020 | 4,543,399 | 2019 | 4,602,768 | 2018 | 4,601,157 | 2017 | 4,541,854 | 2016 | 4,398,070 | 2015 | 4,191,776 | 2014 | 4,009,267 | 2013 | 3,816,680 | 2012 | 3,535,579 | 2011 | 3,206,870 | 2010 | 2,881,914 | 2009 | 2,697,537 | 2008 | 2,651,028 | 2007 | 2,605,700 | 2006 | 2,560,649 | 2005 | 2,515,192 | 2004 | 2,468,855 | 2003 | 2,431,600 | 2002 | 2,403,659 | 2001 | 2,374,653 | 2000 | 2,344,253 | 1999 | 2,312,600 | 1998 | 2,279,727 | 1997 | 2,245,588 | 1996 | 2,209,958 | 1995 | 2,172,672 | 1994 | 2,133,675 | 1993 | 2,071,868 | 1992 | 1,985,227 | 1991 | 1,895,187 | 1990 | 1,804,524 | 1989 | 1,713,838 | 1988 | 1,623,433 | 1987 | 1,533,351 | 1986 | 1,443,446 | 1985 | 1,353,289 | 1984 | 1,273,306 | 1983 | 1,204,626 | 1982 | 1,138,301 | 1981 | 1,075,624 | 1980 | 1,017,462 | 1979 | 963,351 | 1978 | 912,750 | 1977 | 866,124 | 1976 | 824,081 | 1975 | 787,194 | 1974 | 754,676 | 1973 | 728,597 | 1972 | 708,045 | 1971 | 688,803 | 1970 | 670,693 | 1969 | 653,593 | 1968 | 637,379 | 1967 | 622,042 | 1966 | 607,538 | 1965 | 593,808 | 1964 | 580,824 | 1963 | 568,603 | 1962 | 557,139 | 1961 | 546,443 | 1960 | 536,553 |
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