| Count | Prefix |
|---|---|
| 13,488 | i- |
| 35 | i. |
| 124 | i0 |
| 446 | i1 |
| 1,038 | i2 |
| 676 | i3 |
| 817 | i4 |
| 256 | i5 |
| 198 | i6 |
| 234 | i7 |
| 261 | i8 |
| 495 | i9 |
| 17,593 | ia |
| 16,121 | ib |
| 33,887 | ic |
| 30,426 | id |
| 7,122 | ie |
| 9,730 | if |
| 11,472 | ig |
| 7,989 | ih |
| 5,279 | ii |
| 3,319 | ij |
| 7,018 | ik |
| 26,953 | il |
| 57,843 | im |
| 282,726 | in |
| 11,199 | io |
| 25,699 | ip |
| 3,410 | iq |
| 28,836 | ir |
| 49,579 | is |
| 46,888 | it |
| 2,319 | iu |
| 9,375 | iv |
| 7,726 | iw |
| 2,112 | ix |
| 1,358 | iy |
| 4,457 | iz |