| 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 | 36 | 3 | 617 | 19 |
| 11 | 32 | 7 | 361 | 89 |
| 12 | 50 | 3 | 494 | 286 |
| 13 | 87 | 7 | 961 | 687 |
| 14 | 132 | 9 | 1666 | 1349 |
| 15 | 197 | 4 | 2744 | 2921 |
| 16 | 293 | 6 | 3607 | 3807 |
| 17 | 423 | 9 | 10529 | 4089 |
| 18 | 612 | 14 | 12802 | 4301 |
| 19 | 902 | 18 | 17072 | 4282 |
| 20 | 1289 | 13 | 22766 | 4103 |
| 21 | 1808 | 11 | 30360 | 3749 |
| 22 | 2499 | 9 | 41000 | 3230 |
| 23 | 3396 | 46 | 53991 | 2799 |
| 24 | 4496 | 53 | 72000 | 2356 |
| 25 | 5732 | 45 | 52161 | 1941 |
| 26 | 7082 | 39 | 60374 | 1625 |
| 27 | 8967 | 37 | 69879 | 1367 |
| 28 | 11434 | 36 | 87959 | 1178 |
| 29 | 14374 | 20 | 131472 | 987 |
| 30 | 17197 | 12 | 233663 | 841 |