Year | Value | 2022 | 39,433,623 | 2021 | 38,468,627 | 2020 | 37,471,585 | 2019 | 36,469,952 | 2018 | 35,488,736 | 2017 | 34,505,733 | 2016 | 33,500,111 | 2015 | 32,494,116 | 2014 | 31,501,272 | 2013 | 30,494,148 | 2012 | 29,484,183 | 2011 | 28,498,824 | 2010 | 27,569,998 | 2009 | 26,729,618 | 2008 | 25,989,654 | 2007 | 25,366,755 | 2006 | 24,786,725 | 2005 | 24,173,634 | 2004 | 23,561,580 | 2003 | 22,948,109 | 2002 | 22,291,435 | 2001 | 21,625,101 | 2000 | 20,996,752 | 1999 | 20,385,837 | 1998 | 19,785,590 | 1997 | 19,244,840 | 1996 | 18,798,264 | 1995 | 18,383,435 | 1994 | 17,915,190 | 1993 | 17,425,059 | 1992 | 16,947,007 | 1991 | 16,493,150 | 1990 | 16,084,947 | 1989 | 15,681,247 | 1988 | 15,271,231 | 1987 | 14,854,116 | 1986 | 14,416,510 | 1985 | 13,960,029 | 1984 | 13,474,083 | 1983 | 12,975,949 | 1982 | 12,526,083 | 1981 | 12,163,543 | 1980 | 11,874,798 | 1979 | 11,604,512 | 1978 | 11,321,734 | 1977 | 11,039,892 | 1976 | 10,771,476 | 1975 | 10,516,507 | 1974 | 10,279,825 | 1973 | 10,074,907 | 1972 | 9,901,696 | 1971 | 9,748,001 | 1970 | 9,593,045 | 1969 | 9,425,107 | 1968 | 9,244,398 | 1967 | 9,056,454 | 1966 | 8,875,032 | 1965 | 8,705,518 | 1964 | 8,541,583 | 1963 | 8,380,384 | 1962 | 8,220,593 | 1961 | 8,060,266 | 1960 | 7,901,572 |
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