Year | Value | 2022 | 3,231,790 | 2021 | 3,172,497 | 2020 | 3,115,209 | 2019 | 3,059,163 | 2018 | 3,002,108 | 2017 | 2,943,318 | 2016 | 2,876,923 | 2015 | 2,804,347 | 2014 | 2,727,897 | 2013 | 2,648,392 | 2012 | 2,586,519 | 2011 | 2,545,844 | 2010 | 2,513,756 | 2009 | 2,486,083 | 2008 | 2,459,389 | 2007 | 2,433,072 | 2006 | 2,391,222 | 2005 | 2,333,997 | 2004 | 2,290,106 | 2003 | 2,226,727 | 2002 | 2,084,714 | 2001 | 1,971,776 | 2000 | 1,972,341 | 1999 | 1,955,096 | 1998 | 1,882,935 | 1997 | 1,811,667 | 1996 | 1,737,075 | 1995 | 1,657,593 | 1994 | 1,548,227 | 1993 | 1,390,962 | 1992 | 1,188,213 | 1991 | 1,050,020 | 1990 | 1,035,071 | 1989 | 1,022,128 | 1988 | 983,732 | 1987 | 968,989 | 1986 | 973,994 | 1985 | 976,811 | 1984 | 952,632 | 1983 | 926,369 | 1982 | 939,474 | 1981 | 1,038,756 | 1980 | 1,161,375 | 1979 | 1,205,977 | 1978 | 1,198,840 | 1977 | 1,171,660 | 1976 | 1,143,282 | 1975 | 1,114,527 | 1974 | 1,083,866 | 1973 | 1,052,649 | 1972 | 1,022,064 | 1971 | 992,934 | 1970 | 964,356 | 1969 | 936,081 | 1968 | 908,750 | 1967 | 882,204 | 1966 | 856,702 | 1965 | 832,203 | 1964 | 808,483 | 1963 | 785,739 | 1962 | 763,979 | 1961 | 743,195 | 1960 | 723,442 |
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