| Count | Prefix |
|---|---|
| 168 | ins- |
| 30 | ins. |
| 4 | ins0 |
| 8 | ins1 |
| 9 | ins2 |
| 2 | ins3 |
| 16 | ins4 |
| 1 | ins5 |
| 2 | ins6 |
| 1 | ins7 |
| 4 | ins8 |
| 3 | ins9 |
| 1,264 | insa |
| 62 | insb |
| 498 | insc |
| 63 | insd |
| 1,832 | inse |
| 48 | insf |
| 40 | insg |
| 277 | insh |
| 7,892 | insi |
| 12 | insj |
| 72 | insk |
| 89 | insl |
| 114 | insm |
| 49 | insn |
| 1,088 | inso |
| 5,097 | insp |
| 17 | insq |
| 58 | insr |
| 111 | inss |
| 12,624 | inst |
| 8,918 | insu |
| 27 | insv |
| 63 | insw |
| 8 | insx |
| 368 | insy |
| 21 | insz |