| Doubling Time | Number of Pregnancies in this range |
|---|---|
| 17 - 31 hours | (19) |
| 31 - 56 hours | (428) |
| 56 - 101 hours | (524) |
| 101 - 182 hours | (90) |
| 182 - 327 hours | (9) |
| 327 - 587 hours | (3) |
| 587 - 1054 hours | (0) |
| 1054 - 1890 hours | (0) |
| 1890 - 3390 hours | (0) |
| 3390 - 6080 hours | (0) |
| 6080 - 10905 hours | (0) |
| 10905 - 19557 hours | (1) |