| 1987 |
| 1988 |
| 1989 |
| 1990 |
| 1991 |
| 1992 |
| 1994 |
| 1995 |
| 1996 |
| 1997 |
| 1998 |
| 1999 |
| 2000 |
| 2001 |
| 2002 |
| 2003 |
| 2004 | |
| 134 |
12180 |
3492 |
17354 |
1212 |
13475 |
7146 |
| 158 |
12917 |
4493 |
26854 |
980 |
21969 |
6752 |
| 187 |
12491 |
4804 |
22471 |
1187 |
15959 |
7125 |
| 313 |
14384 |
5586 |
32894 |
1246 |
24741 |
9808 |
| 420 |
19768 |
7261 |
70379 |
1061 |
45012 |
161035 |
| 467 |
23567 |
8847 |
108283 |
2040 |
85373 |
35594 |
| 506 |
26605 |
10343 |
82272 |
908 |
85747 |
40244 |
| 632 |
35879 |
11827 |
188267 |
2700 |
168373 |
59934 |
| 583 |
27812 |
16542 |
160765 |
3036 |
141596 |
87027 |
| 618 |
31359 |
19103 |
187588 |
6216 |
161050 |
86451 |
| 599 |
27689 |
14705 |
217032 |
6825 |
179347 |
98161 |
| 476 |
33922 |
17700 |
235902 |
9030 |
200347 |
110671 |
| 442 |
35690 |
21018 |
336794 |
13420 |
342251 |
168023 |
| 436 |
41881 |
25746 |
438501 |
10013 |
420620 |
208580 |
| 394 |
44975 |
26491 |
484952 |
8127 |
457409 |
241924 |
| 752 |
78200 |
45465 |
996263 |
19150 |
853636 |
487992 |
| 947 |
79488 |
45147 |
1239240 |
38436 |
1156830 |
651958 | |
