| 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 | 27 | 1 | 818 | 65 |
| 11 | 40 | 3 | 807 | 225 |
| 12 | 68 | 5 | 1443 | 426 |
| 13 | 122 | 7 | 2583 | 805 |
| 14 | 208 | 14 | 4622 | 1756 |
| 15 | 268 | 14 | 14798 | 2253 |
| 16 | 404 | 3 | 2828 | 2381 |
| 17 | 592 | 3 | 5780 | 2304 |
| 18 | 821 | 12 | 9289 | 2137 |
| 19 | 1191 | 40 | 12979 | 1974 |
| 20 | 1692 | 57 | 14606 | 1650 |
| 21 | 2532 | 98 | 18604 | 1436 |
| 22 | 3526 | 84 | 24062 | 1146 |
| 23 | 5047 | 84 | 35558 | 984 |
| 24 | 6842 | 107 | 51800 | 788 |
| 25 | 9040 | 138 | 67158 | 652 |
| 26 | 11843 | 177 | 217800 | 548 |
| 27 | 15005 | 227 | 66705 | 470 |
| 28 | 19609 | 291 | 104779 | 426 |
| 29 | 24336 | 480 | 394836 | 331 |
| 30 | 28820 | 480 | 189191 | 297 |