| 2006 | 33138634 | | 2005 | 32519757 | | 2004 | 31289704 | | 2003 | 28041364 | | 2002 | 30434144 | | 2001 | 29205800 | | 2000 | 28056918 | | 1999 | 27519334 | | 1998 | 28499380 | | 1997 | 26309036 | | 1996 | 24461220 | | 1995 | 24662534 |
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| 2006 | 23658350 | | 2005 | 22699601 | | 2004 | 21816203 | | 2003 | 18873892 | | 2002 | 19064062 | | 2001 | 17448434 | | 2000 | 16479498 | | 1999 | 15501233 | | 1998 | 14560919 | | 1997 | 10846681 | | 1996 | 9585502 | | 1995 | 8265356 |
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| 2006 | 9480284 | | 2005 | 9820156 | | 2004 | 9473501 | | 2003 | 9167474 | | 2002 | 11370082 | | 2001 | 11757365 | | 2000 | 11577419 | | 1999 | 12018100 | | 1998 | 13938461 | | 1997 | 15462358 | | 1996 | 14875718 | | 1995 | 16397180 |
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| 2006 | 499 | | 2005 | 423 | | 2004 | 386 | | 2003 | 390 | | 2002 | 381 | | 2001 | 245 | | 2000 | 225 |
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