Year | Value | 2022 | 9,835,435 | 2021 | 9,860,289 | 2020 | 9,973,762 | 2019 | 10,111,030 | 2018 | 10,243,388 | 2017 | 10,323,913 | 2016 | 10,360,079 | 2015 | 10,353,508 | 2014 | 10,344,078 | 2013 | 10,355,850 | 2012 | 10,414,991 | 2011 | 10,546,833 | 2010 | 10,761,617 | 2009 | 10,930,624 | 2008 | 11,056,174 | 2007 | 11,105,591 | 2006 | 11,111,276 | 2005 | 11,113,776 | 2004 | 11,122,922 | 2003 | 11,153,217 | 2002 | 11,230,149 | 2001 | 11,405,804 | 2000 | 11,645,773 | 1999 | 11,897,517 | 1998 | 12,156,579 | 1997 | 12,393,424 | 1996 | 12,585,741 | 1995 | 12,753,861 | 1994 | 12,906,599 | 1993 | 13,007,308 | 1992 | 13,003,637 | 1991 | 12,900,954 | 1990 | 12,735,317 | 1989 | 12,530,137 | 1988 | 12,292,897 | 1987 | 12,087,705 | 1986 | 11,894,642 | 1985 | 11,696,642 | 1984 | 11,520,177 | 1983 | 11,362,770 | 1982 | 11,231,496 | 1981 | 11,127,633 | 1980 | 11,056,118 | 1979 | 11,041,258 | 1978 | 11,077,451 | 1977 | 11,098,069 | 1976 | 11,035,256 | 1975 | 10,755,378 | 1974 | 10,360,262 | 1973 | 10,020,463 | 1972 | 9,675,677 | 1971 | 9,435,433 | 1970 | 9,555,859 | 1969 | 9,812,126 | 1968 | 9,940,717 | 1967 | 10,063,466 | 1966 | 10,149,152 | 1965 | 10,091,413 | 1964 | 9,963,369 | 1963 | 9,800,281 | 1962 | 9,650,470 | 1961 | 9,583,834 | 1960 | 9,582,929 |
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