| Beta Range | Number of Pregnancies in this range |
|---|---|
| 107 - 180 | (3) |
| 180 - 303 | (7) |
| 303 - 510 | (16) |
| 510 - 859 | (49) |
| 859 - 1447 | (109) |
| 1447 - 2437 | (177) |
| 2437 - 4103 | (305) |
| 4103 - 6909 | (396) |
| 6909 - 11632 | (426) |
| 11632 - 19585 | (303) |
| 19585 - 32976 | (75) |
| 32976 - 55520 | (16) |