| Beta Range | Number of Pregnancies in this range |
|---|---|
| 107 - 180 | (3) |
| 180 - 303 | (8) |
| 303 - 510 | (17) |
| 510 - 859 | (55) |
| 859 - 1447 | (115) |
| 1447 - 2437 | (196) |
| 2437 - 4103 | (335) |
| 4103 - 6909 | (429) |
| 6909 - 11632 | (462) |
| 11632 - 19585 | (330) |
| 19585 - 32976 | (79) |
| 32976 - 55520 | (16) |