| 2007 | 33259 | | 2006 | 33272 | | 2005 | 32947 | | 2004 | 32821 | | 2003 | 32643 | | 2002 | 32456 | | 2001 | 32389 | | 2000 | 32191 | | 1999 | 32064 | | 1998 | 31815 | | 1997 | 31705 | | 1996 | 31623 | | 1995 | 31704 | | 1994 | 31574 | | 1993 | 31596 | | 1992 | 31393 | | 1991 | 31203 |
| 
(top) |
| 2007 | 1036 | | 2006 | 1030 | | 2005 | 979 | | 2004 | 986 | | 2003 | 991 | | 2002 | 1032 | | 2001 | 1141 | | 2000 | 1314 | | 1999 | 1285 | | 1998 | 1283 | | 1997 | 1329 | | 1996 | 1319 | | 1995 | 1355 | | 1994 | 1328 | | 1993 | 1343 | | 1992 | 1337 | | 1991 | 1284 |
| 
(top) |
| 2007 | 14399 | | 2006 | 14362 | | 2005 | 14159 | | 2004 | 14040 | | 2003 | 13917 | | 2002 | 13778 | | 2001 | 13647 | | 2000 | 13498 | | 1999 | 13336 | | 1998 | 13171 | | 1997 | 13063 |
| 
(top) |
| 2007 | 16154 | | 2006 | 16142 | | 2005 | 15998 | | 2004 | 15944 | | 2003 | 15884 | | 2002 | 15747 | | 2001 | 15708 | | 2000 | 15671 | | 1999 | 15556 | | 1998 | 15454 | | 1997 | 15410 | | 1996 | 15394 | | 1995 | 15415 | | 1994 | 15369 | | 1993 | 15368 | | 1992 | 15264 | | 1991 | 15170 |
| 
(top) |
| 2007 | 17105 | | 2006 | 17130 | | 2005 | 16949 | | 2004 | 16877 | | 2003 | 16759 | | 2002 | 16709 | | 2001 | 16681 | | 2000 | 16520 | | 1999 | 16508 | | 1998 | 16361 | | 1997 | 16295 | | 1996 | 16229 | | 1995 | 16289 | | 1994 | 16205 | | 1993 | 16228 | | 1992 | 16129 | | 1991 | 16033 |
| 
(top) |
