| Class ID | Bitstring | Number | First Appearance | Last Appearance | Total Duration (Days) |
| 0 | 00000000000 | 12,639 | 19900601 | 20080116 | 6438 |
| 1600 | 11001000000 | 4080 | 19961126 | 20080702 | 4236 |
| 848 | 01101010000 | 229 | 19971208 | 20080702 | 3859 |
| 1088 | 10001000000 | 810 | 19971208 | 20080626 | 3853 |
| 608 | 01001100000 | 113 | 19961126 | 20070220 | 3738 |
| 1872 | 11101010000 | 1897 | 19971208 | 20080125 | 3700 |
| 576 | 01001000000 | 3321 | 19971208 | 20080125 | 3700 |
| 1280 | 10100000000 | 49 | 19971208 | 20070820 | 3542 |
| 64 | 00001000000 | 4156 | 19971208 | 20070705 | 3496 |
| 1120 | 10001100000 | 90 | 19971208 | 20070530 | 3460 |
| 96 | 00001100000 | 162 | 19971208 | 20070530 | 3460 |
| 1632 | 11001100000 | 593 | 19971208 | 20070530 | 3460 |
| 512 | 01000000000 | 467 | 19971208 | 20070530 | 3460 |
| 1792 | 11100000000 | 18 | 19971208 | 20070530 | 3460 |
| 1488 | 10111010000 | 694 | 19971208 | 20070530 | 3460 |
| 272 | 00100010000 | 100 | 19971208 | 20070322 | 3391 |
| 1024 | 10000000000 | 307 | 19971208 | 20070227 | 3368 |
| 1536 | 11000000000 | 222 | 19971208 | 20070220 | 3361 |
| 1360 | 10101010000 | 147 | 19971208 | 20061112 | 3261 |
| 1984 | 11111000000 | 295 | 19971208 | 20061107 | 3256 |