Year | Value | 2022 | 11,124,852 | 2021 | 11,056,317 | 2020 | 11,019,470 | 2019 | 10,951,050 | 2018 | 11,028,203 | 2017 | 11,158,423 | 2016 | 11,322,197 | 2015 | 11,476,087 | 2014 | 11,568,815 | 2013 | 11,560,334 | 2012 | 11,451,099 | 2011 | 11,262,890 | 2010 | 11,072,007 | 2009 | 10,929,712 | 2008 | 10,848,190 | 2007 | 10,791,271 | 2006 | 10,746,843 | 2005 | 10,697,172 | 2004 | 10,627,223 | 2003 | 10,519,075 | 2002 | 10,372,701 | 2001 | 10,147,552 | 2000 | 9,868,389 | 1999 | 9,607,326 | 1998 | 9,408,964 | 1997 | 9,290,057 | 1996 | 9,308,243 | 1995 | 9,467,999 | 1994 | 9,650,241 | 1993 | 9,803,572 | 1992 | 9,898,830 | 1991 | 9,902,245 | 1990 | 9,877,703 | 1989 | 9,930,620 | 1988 | 10,072,698 | 1987 | 10,266,498 | 1986 | 10,483,503 | 1985 | 10,676,201 | 1984 | 10,782,347 | 1983 | 10,814,833 | 1982 | 10,820,877 | 1981 | 10,767,160 | 1980 | 10,646,085 | 1979 | 10,510,734 | 1978 | 10,341,676 | 1977 | 10,116,183 | 1976 | 10,036,750 | 1975 | 9,796,154 | 1974 | 9,250,971 | 1973 | 8,839,613 | 1972 | 8,566,157 | 1971 | 8,120,106 | 1970 | 7,636,431 | 1969 | 7,358,425 | 1968 | 7,132,641 | 1967 | 6,917,651 | 1966 | 6,612,829 | 1965 | 6,393,975 | 1964 | 6,268,166 | 1963 | 6,007,957 | 1962 | 5,699,131 | 1961 | 5,575,583 | 1960 | 5,480,961 |
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