| Beta Range | Number of Pregnancies in this range |
|---|---|
| 275 - 445 | (1) |
| 445 - 721 | (6) |
| 721 - 1167 | (4) |
| 1167 - 1890 | (16) |
| 1890 - 3061 | (34) |
| 3061 - 4957 | (41) |
| 4957 - 8028 | (76) |
| 8028 - 13000 | (115) |
| 13000 - 21051 | (107) |
| 21051 - 34089 | (90) |
| 34089 - 55200 | (27) |
| 55200 - 89387 | (6) |