| 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 | 128 |
| 12 | 51 | 3 | 494 | 392 |
| 13 | 87 | 4 | 961 | 889 |
| 14 | 133 | 5 | 1666 | 1761 |
| 15 | 201 | 4 | 2744 | 3952 |
| 16 | 301 | 6 | 3607 | 5310 |
| 17 | 436 | 8 | 10529 | 5706 |
| 18 | 642 | 12 | 12802 | 5924 |
| 19 | 938 | 18 | 17072 | 5807 |
| 20 | 1339 | 13 | 22766 | 5515 |
| 21 | 1892 | 11 | 30360 | 5041 |
| 22 | 2595 | 9 | 41000 | 4380 |
| 23 | 3499 | 46 | 53991 | 3829 |
| 24 | 4637 | 53 | 72000 | 3259 |
| 25 | 5955 | 45 | 55521 | 2730 |
| 26 | 7480 | 39 | 69865 | 2320 |
| 27 | 9238 | 37 | 87915 | 1951 |
| 28 | 11789 | 36 | 89387 | 1709 |
| 29 | 14754 | 20 | 131472 | 1459 |
| 30 | 17563 | 12 | 233663 | 1257 |