| 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 | 3 | 617 | 22 |
| 11 | 31 | 4 | 361 | 103 |
| 12 | 51 | 3 | 494 | 323 |
| 13 | 88 | 7 | 961 | 765 |
| 14 | 133 | 9 | 1666 | 1523 |
| 15 | 200 | 4 | 2744 | 3357 |
| 16 | 299 | 6 | 3607 | 4406 |
| 17 | 430 | 9 | 10529 | 4725 |
| 18 | 628 | 14 | 12802 | 4937 |
| 19 | 920 | 18 | 17072 | 4882 |
| 20 | 1317 | 13 | 22766 | 4674 |
| 21 | 1857 | 11 | 30360 | 4271 |
| 22 | 2524 | 9 | 41000 | 3680 |
| 23 | 3469 | 46 | 53991 | 3204 |
| 24 | 4567 | 53 | 72000 | 2707 |
| 25 | 5864 | 45 | 55521 | 2242 |
| 26 | 7252 | 39 | 69865 | 1884 |
| 27 | 9037 | 37 | 87915 | 1579 |
| 28 | 11482 | 36 | 89387 | 1370 |
| 29 | 14408 | 20 | 131472 | 1160 |
| 30 | 17209 | 12 | 233663 | 988 |