| Year | Value | | 2022 | 11,005,086 | | 2021 | 10,789,585 | | 2020 | 10,550,547 | | 2019 | 10,255,595 | | 2018 | 9,980,576 | | 2017 | 9,730,200 | | 2016 | 9,480,507 | | 2015 | 9,215,404 | | 2014 | 8,932,612 | | 2013 | 8,631,889 | | 2012 | 8,319,577 | | 2011 | 8,022,672 | | 2010 | 7,755,024 | | 2009 | 7,506,252 | | 2008 | 7,263,662 | | 2007 | 7,027,657 | | 2006 | 6,797,634 | | 2005 | 6,571,479 | | 2004 | 6,349,339 | | 2003 | 6,131,009 | | 2002 | 5,917,390 | | 2001 | 5,711,682 | | 2000 | 5,516,634 | | 1999 | 5,331,782 | | 1998 | 5,160,671 | | 1997 | 5,005,922 | | 1996 | 4,864,446 | | 1995 | 4,728,829 | | 1994 | 4,594,126 | | 1993 | 4,459,387 | | 1992 | 4,324,668 | | 1991 | 4,195,621 | | 1990 | 4,075,628 | | 1989 | 3,963,219 | | 1988 | 3,858,227 | | 1987 | 3,756,911 | | 1986 | 3,649,529 | | 1985 | 3,529,399 | | 1984 | 3,396,813 | | 1983 | 3,249,510 | | 1982 | 3,094,475 | | 1981 | 2,952,745 | | 1980 | 2,836,190 | | 1979 | 2,743,442 | | 1978 | 2,678,116 | | 1977 | 2,631,042 | | 1976 | 2,574,649 | | 1975 | 2,491,329 | | 1974 | 2,383,181 | | 1973 | 2,249,271 | | 1972 | 2,099,348 | | 1971 | 1,977,802 | | 1970 | 1,899,721 | | 1969 | 1,853,294 | | 1968 | 1,849,206 | | 1967 | 1,879,512 | | 1966 | 1,899,264 | | 1965 | 1,879,948 | | 1964 | 1,821,421 | | 1963 | 1,717,801 | | 1962 | 1,581,482 | | 1961 | 1,454,184 | | 1960 | 1,365,674 |
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