| Count | Prefix |
|---|---|
| 807 | 3- |
| 22 | 3. |
| 2,023 | 30 |
| 1,193 | 31 |
| 1,526 | 32 |
| 1,882 | 33 |
| 599 | 34 |
| 889 | 35 |
| 4,935 | 36 |
| 623 | 37 |
| 616 | 38 |
| 603 | 39 |
| 818 | 3a |
| 773 | 3b |
| 1,157 | 3c |
| 7,723 | 3d |
| 525 | 3e |
| 426 | 3f |
| 1,200 | 3g |
| 352 | 3h |
| 421 | 3i |
| 176 | 3j |
| 380 | 3k |
| 486 | 3l |
| 2,099 | 3m |
| 343 | 3n |
| 263 | 3o |
| 949 | 3p |
| 123 | 3q |
| 1,546 | 3r |
| 1,251 | 3s |
| 620 | 3t |
| 103 | 3u |
| 271 | 3v |
| 725 | 3w |
| 440 | 3x |
| 111 | 3y |
| 118 | 3z |