| Beta Range | Number of Pregnancies in this range |
|---|---|
| 241 - 394 | (2) |
| 394 - 644 | (6) |
| 644 - 1053 | (9) |
| 1053 - 1721 | (22) |
| 1721 - 2815 | (36) |
| 2815 - 4602 | (58) |
| 4602 - 7525 | (115) |
| 7525 - 12304 | (127) |
| 12304 - 20116 | (123) |
| 20116 - 32889 | (82) |
| 32889 - 53772 | (14) |
| 53772 - 87915 | (6) |