| Beta Range | Number of Pregnancies in this range |
|---|---|
| 359 - 583 | (2) |
| 583 - 947 | (2) |
| 947 - 1538 | (4) |
| 1538 - 2499 | (15) |
| 2499 - 4061 | (27) |
| 4061 - 6597 | (36) |
| 6597 - 10716 | (44) |
| 10716 - 17409 | (93) |
| 17409 - 28280 | (99) |
| 28280 - 45941 | (78) |
| 45941 - 74630 | (33) |
| 74630 - 121234 | (9) |