| 1990 | 1991 | 1992 | 1993 | 1994 | 1995 | 1996 | 1997 | 1998 | 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | | |
|
| | | | | | 94924 | 65262 | 29662 | 215.1 | 5770 | 52718 | 110745 | 77575 | 33170 | 220.6 | 5947 | 56107 | 126238 | 88621 | 37617 | 225.6 | 6130 | 58704 | 145018 | 103579 | 41439 | 234.3 | 6367 | 60794 | 165791 | 119025 | 46766 | 242.0 | 6727 | 67977 | 181022 | 130897 | 50125 | 263.6 | 6907 | 67877 | 217551 | 158474 | 59077 | 266.4 | 6907 | 69684 | 264659 | 196641 | 68018 | 301.8 | 6339 | 79046 | 294045 | 220543 | 73502 | 330.3 | 6989 | 75969 | 356576 | 276642 | 79934 | 356.6 | 7179 | 78098 | 476475 | 385396 | 91079 | 367.1 | 7610 | 75364 | 539314 | 439058 | 100256 | 370.7 | 8146 | 69807 | 626042 | 517386 | 108656 | 428.0 | 8555 | 79322 | 702921 | 574623 | 128298 | 429.0 | 9278 | 71583 | 802059 | 644167 | 157892 | 399.0 | 9981 | 82986 | 889210 | 706405 | 182805 | 347.5 | 9831 | 71600 | 958731 | 768888 | 189843 | 372.7 | 11899 | 74970 | 1066759 | 862604 | 204155 | 391.0 | 13133 | 77778 | | | | | | | | | | | | | |