| 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 | 28 | 3 | 617 | 29 |
| 11 | 32 | 4 | 361 | 125 |
| 12 | 52 | 3 | 494 | 382 |
| 13 | 87 | 4 | 961 | 871 |
| 14 | 132 | 5 | 1666 | 1731 |
| 15 | 201 | 4 | 2744 | 3880 |
| 16 | 301 | 6 | 3607 | 5208 |
| 17 | 436 | 8 | 10529 | 5591 |
| 18 | 641 | 12 | 12802 | 5815 |
| 19 | 937 | 18 | 17072 | 5707 |
| 20 | 1337 | 13 | 22766 | 5418 |
| 21 | 1889 | 11 | 30360 | 4949 |
| 22 | 2594 | 9 | 41000 | 4296 |
| 23 | 3498 | 46 | 53991 | 3755 |
| 24 | 4636 | 53 | 72000 | 3193 |
| 25 | 5947 | 45 | 55521 | 2670 |
| 26 | 7480 | 39 | 69865 | 2266 |
| 27 | 9216 | 37 | 87915 | 1903 |
| 28 | 11774 | 36 | 89387 | 1662 |
| 29 | 14712 | 20 | 131472 | 1418 |
| 30 | 17571 | 12 | 233663 | 1221 |