| 1 - 1.5 | 2 | 3 | 4 | 5 | 6 | ||||||||||||
| Centimeters | 12.7 | 13 | 13.3 | 14 | 14.3 | 14.6 | 15.2 | 15.6 | 15.9 | 16.5 | 16.8 | 17.1 | 17.8 | 18.1 | 18.4 | 19.1 | 19.4 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| USA | 5.5 | 6 | 6.5 | 7 | 7.5 | 8 | 8.5 | 9 | 9.5 | 10 | 10.5 | 11 | 11.5 | 12 | 12.5 | 13 | 13.5 |
| Great Britain | 4.5 | 5 | 5.5 | 6 | 6.5 | 7 | 7.5 | 8 | 8.5 | 9 | 9.5 | 10 | 10.5 | 11 | 11.5 | 12 | 12.5 |
| Europe | 21 | 22 | 22 | 23 | 23 | 24 | 25 | 25 | 26 | 27 | 27 | 28 | 28 | 30 | 30 | 31 | 31 |