| 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 | 126 |
| 12 | 52 | 3 | 494 | 384 |
| 13 | 87 | 4 | 961 | 876 |
| 14 | 132 | 5 | 1666 | 1742 |
| 15 | 200 | 4 | 2744 | 3907 |
| 16 | 301 | 6 | 3607 | 5248 |
| 17 | 435 | 8 | 10529 | 5637 |
| 18 | 640 | 12 | 12802 | 5858 |
| 19 | 935 | 18 | 17072 | 5746 |
| 20 | 1337 | 13 | 22766 | 5456 |
| 21 | 1885 | 11 | 30360 | 4986 |
| 22 | 2592 | 9 | 41000 | 4331 |
| 23 | 3493 | 46 | 53991 | 3786 |
| 24 | 4627 | 53 | 72000 | 3221 |
| 25 | 5938 | 45 | 55521 | 2695 |
| 26 | 7469 | 39 | 69865 | 2291 |
| 27 | 9207 | 37 | 87915 | 1925 |
| 28 | 11760 | 36 | 89387 | 1683 |
| 29 | 14675 | 20 | 131472 | 1438 |
| 30 | 17551 | 12 | 233663 | 1239 |