| 2006 | 17213971 | | 2005 | 16929896 | | 2004 | 16583316 | | 2003 | 16267614 | | 2002 | 15883290 | | 2001 | 16213079 | | 2000 | 14438845 | | 1999 | 15905319 | | 1998 | 15845316 | | 1997 | 17103324 | | 1996 | 15559832 | | 1995 | 18021846 |
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| 2006 | 10791955 | | 2005 | 10620928 | | 2004 | 10160277 | | 2003 | 9934650 | | 2002 | 9388326 | | 2001 | 9615651 | | 2000 | 7771522 | | 1999 | 8554461 | | 1998 | 7449213 | | 1997 | 6386210 | | 1996 | 5336432 | | 1995 | 4807460 |
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| 2006 | 6422016 | | 2005 | 6308968 | | 2004 | 6423039 | | 2003 | 6332965 | | 2002 | 6494964 | | 2001 | 6597430 | | 2000 | 6667323 | | 1999 | 7350858 | | 1998 | 8396102 | | 1997 | 10717114 | | 1996 | 10223401 | | 1995 | 13214386 |
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| 2006 | 260 | | 2005 | 215 | | 2004 | 172 | | 2003 | 174 | | 2002 | 158 | | 2001 | 194 | | 2000 | 148 |
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