| 2006 | 19553272 | | 2005 | 18125534 | | 2004 | 17608241 | | 2003 | 16487919 | | 2002 | 17648994 | | 2001 | 17206334 | | 2000 | 18239372 | | 1999 | 19198030 | | 1998 | 18083210 | | 1997 | 19065478 | | 1996 | 16667942 | | 1995 | 13620534 |
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| 2006 | 14436264 | | 2005 | 13088516 | | 2004 | 12920990 | | 2003 | 11592844 | | 2002 | 12441089 | | 2001 | 12037474 | | 2000 | 12370284 | | 1999 | 13729991 | | 1998 | 12117891 | | 1997 | 10172516 | | 1996 | 6069966 | | 1995 | 1729174 |
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| 2006 | 5117008 | | 2005 | 5037018 | | 2004 | 4687251 | | 2003 | 4895075 | | 2002 | 5207906 | | 2001 | 5168860 | | 2000 | 5869090 | | 1999 | 5468040 | | 1998 | 5965320 | | 1997 | 8892960 | | 1996 | 10597975 | | 1995 | 11891360 |
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| 2006 | 204 | | 2005 | 209 | | 2004 | 172 | | 2003 | 159 | | 2002 | 129 | | 2001 | 131 | | 2000 | 136 |
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