| Beta Range | Number of Pregnancies in this range |
|---|---|
| 275 - 445 | (3) |
| 445 - 721 | (8) |
| 721 - 1167 | (10) |
| 1167 - 1890 | (46) |
| 1890 - 3061 | (69) |
| 3061 - 4957 | (99) |
| 4957 - 8028 | (164) |
| 8028 - 13000 | (231) |
| 13000 - 21051 | (255) |
| 21051 - 34089 | (177) |
| 34089 - 55200 | (78) |
| 55200 - 89387 | (13) |