| Doubling Time | Number of Pregnancies in this range |
|---|---|
| 28 - 48 hours | (3) |
| 48 - 82 hours | (1) |
| 82 - 139 hours | (24) |
| 139 - 236 hours | (31) |
| 236 - 399 hours | (18) |
| 399 - 674 hours | (6) |
| 674 - 1140 hours | (4) |
| 1140 - 1928 hours | (4) |
| 1928 - 3259 hours | (0) |
| 3259 - 5510 hours | (0) |
| 5510 - 9314 hours | (1) |
| 9314 - 15745 hours | (1) |