| 2007 | 20243 | | 2006 | 20239 | | 2005 | 20246 | | 2004 | 20170 | | 2003 | 20139 | | 2002 | 20059 | | 2001 | 19971 | | 2000 | 19874 | | 1999 | 19616 | | 1998 | 19537 | | 1997 | 19504 | | 1996 | 19443 | | 1995 | 19373 | | 1994 | 19289 | | 1993 | 19026 | | 1992 | 18846 | | 1991 | 18794 |
| 
(top) |
| 2007 | 558 | | 2006 | 507 | | 2005 | 507 | | 2004 | 478 | | 2003 | 503 | | 2002 | 522 | | 2001 | 522 | | 2000 | 528 | | 1999 | 524 | | 1998 | 522 | | 1997 | 508 | | 1996 | 525 | | 1995 | 553 | | 1994 | 535 | | 1993 | 567 | | 1992 | 578 | | 1991 | 551 |
| 
(top) |
| 2007 | 7913 | | 2006 | 7877 | | 2005 | 7827 | | 2004 | 7741 | | 2003 | 7681 | | 2002 | 7606 | | 2001 | 7519 | | 2000 | 7424 | | 1999 | 7266 | | 1998 | 7173 | | 1997 | 7107 |
| 
(top) |
| 2007 | 9988 | | 2006 | 10005 | | 2005 | 10002 | | 2004 | 9967 | | 2003 | 9960 | | 2002 | 9890 | | 2001 | 9850 | | 2000 | 9802 | | 1999 | 9692 | | 1998 | 9685 | | 1997 | 9688 | | 1996 | 9636 | | 1995 | 9638 | | 1994 | 9616 | | 1993 | 9505 | | 1992 | 9399 | | 1991 | 9386 |
| 
(top) |
| 2007 | 10255 | | 2006 | 10234 | | 2005 | 10244 | | 2004 | 10203 | | 2003 | 10179 | | 2002 | 10169 | | 2001 | 10121 | | 2000 | 10072 | | 1999 | 9924 | | 1998 | 9852 | | 1997 | 9816 | | 1996 | 9807 | | 1995 | 9735 | | 1994 | 9673 | | 1993 | 9521 | | 1992 | 9447 | | 1991 | 9408 |
| 
(top) |
