| 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 | 23 | 5 | 289 | 14 |
| 11 | 60 | 13 | 1443 | 61 |
| 12 | 85 | 3 | 2583 | 191 |
| 13 | 147 | 5 | 4622 | 363 |
| 14 | 235 | 8 | 8270 | 650 |
| 15 | 372 | 11 | 14798 | 1426 |
| 16 | 558 | 18 | 3138 | 1797 |
| 17 | 820 | 12 | 5367 | 1821 |
| 18 | 1185 | 30 | 9289 | 1874 |
| 19 | 1677 | 40 | 12979 | 1779 |
| 20 | 2423 | 52 | 13975 | 1564 |
| 21 | 3510 | 70 | 20956 | 1337 |
| 22 | 4939 | 152 | 27554 | 1059 |
| 23 | 6880 | 107 | 36231 | 889 |
| 24 | 9134 | 138 | 47639 | 694 |
| 25 | 11747 | 177 | 62640 | 571 |
| 26 | 14830 | 227 | 82364 | 471 |
| 27 | 18383 | 291 | 108300 | 386 |
| 28 | 23929 | 374 | 203398 | 341 |
| 29 | 30332 | 480 | 394836 | 288 |
| 30 | 33222 | 995 | 189191 | 238 |