| 1989 | B | 443 |
| 1990 | B | 506, 688, 699, 757, 770, 782, 809, 1048, 1203, 1232, 1264, 1288 |
| 1991 | A | 357 |
| 1991 | B | 227, 238, 323, 413, 531, 568, 681, 1004 |
| 1992 | B | 114, 195, 835, 855, 890 |
| 1993 | B | 384, 459, 973, 1245 |
| 1994 | B | 232, 834, 980, 994, 1339, 1394, 1439, 1502, 1532, 1642, 1683, 2054, 2575, 2588, 2637, 2832, 2846 |
| 1995 | B | 31, 41, 82, 174, 205, 246, 366, 368, 453, 790, 840, 1153, 1170, 1296, 1307, 1354, 1442, 1548 |
| 1996 | B | 420, 619, 735, 1071, 1600 |
| 1997 | B | 380, 1377 |
| 1998 | B | 125, 187, 783, 815, 878, 1343, 1563, 1624, 1738, 1816, 2074, 2498 |
| 1999 | A | 173 |
| 1999 | B | 175, 255, 295, 321, 374, 396, 541, 595, 819, 833, 936, 954, 1034, 1094, 1680, 2683, 2724, 2850 |
| 2000 | A | 59 |
| 2000 | B | 311, 458, 501, 603, 611, 638, 650, 687, 775, 788, 801, 812 |