| 2006 | 18904496 | | 2005 | 18356271 | | 2004 | 18560098 | | 2003 | 17118948 | | 2002 | 18651316 | | 2001 | 16684566 | | 2000 | 16049538 | | 1999 | 14574037 | | 1998 | 12090757 | | 1997 | 9065259 | | 1996 | 13560134 | | 1995 | 13983270 |
| 
(top) |
| 2006 | 14422958 | | 2005 | 14001521 | | 2004 | 14385640 | | 2003 | 13083408 | | 2002 | 14464706 | | 2001 | 12752806 | | 2000 | 12260698 | | 1999 | 10902666 | | 1998 | 8520948 | | 1997 | 4406967 | | 1996 | 6518164 | | 1995 | 6205880 |
| 
(top) |
| 2006 | 4481538 | | 2005 | 4354750 | | 2004 | 4174458 | | 2003 | 4035540 | | 2002 | 4186610 | | 2001 | 3931760 | | 2000 | 3788840 | | 1999 | 3671370 | | 1998 | 3569810 | | 1997 | 4658292 | | 1996 | 7041970 | | 1995 | 7777390 |
| 
(top) |
| 2006 | 280 | | 2005 | 271 | | 2004 | 216 | | 2003 | 300 | | 2002 | 231 | | 2001 | 351 | | 2000 | 208 |
| 
(top) |
