| Days Past Ovulation (What is this?) | Median HCG Level | Lowest HCG Level Reported | Highest HCG Level Reported | Number of women reporting a number for this day |
|---|---|---|---|---|
| 10 | 37 | 11 | 617 | 18 |
| 11 | 32 | 7 | 361 | 84 |
| 12 | 50 | 3 | 494 | 277 |
| 13 | 87 | 7 | 961 | 668 |
| 14 | 132 | 9 | 1666 | 1305 |
| 15 | 196 | 4 | 2744 | 2830 |
| 16 | 291 | 6 | 3607 | 3681 |
| 17 | 421 | 9 | 10529 | 3949 |
| 18 | 608 | 14 | 12802 | 4161 |
| 19 | 899 | 18 | 17072 | 4146 |
| 20 | 1285 | 13 | 22766 | 3981 |
| 21 | 1802 | 11 | 30360 | 3640 |
| 22 | 2498 | 9 | 41000 | 3137 |
| 23 | 3391 | 46 | 53991 | 2715 |
| 24 | 4487 | 53 | 72000 | 2284 |
| 25 | 5733 | 45 | 52161 | 1879 |
| 26 | 7075 | 39 | 60374 | 1575 |
| 27 | 8988 | 37 | 69879 | 1323 |
| 28 | 11395 | 36 | 87959 | 1138 |
| 29 | 14275 | 20 | 131472 | 948 |
| 30 | 17056 | 12 | 233663 | 807 |