| Count | Prefix |
|---|---|
| 174 | if- |
| 30 | if. |
| 6 | if0 |
| 12 | if1 |
| 8 | if2 |
| 5 | if3 |
| 6 | if4 |
| 2 | if5 |
| 5 | if6 |
| 4 | if7 |
| 5 | if8 |
| 8 | if9 |
| 1,243 | ifa |
| 213 | ifb |
| 525 | ifc |
| 185 | ifd |
| 629 | ife |
| 316 | iff |
| 215 | ifg |
| 128 | ifh |
| 1,231 | ifi |
| 45 | ifj |
| 122 | ifk |
| 644 | ifl |
| 387 | ifm |
| 163 | ifn |
| 1,004 | ifo |
| 369 | ifp |
| 22 | ifq |
| 671 | ifr |
| 639 | ifs |
| 382 | ift |
| 422 | ifu |
| 50 | ifv |
| 113 | ifw |
| 92 | ifx |
| 208 | ify |
| 42 | ifz |