| 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 | 39 | 14 | 264 | 9 |
| 11 | 34 | 7 | 361 | 59 |
| 12 | 50 | 3 | 494 | 223 |
| 13 | 86 | 7 | 961 | 540 |
| 14 | 130 | 9 | 1666 | 1078 |
| 15 | 194 | 4 | 2744 | 2362 |
| 16 | 289 | 6 | 3607 | 3045 |
| 17 | 417 | 9 | 10529 | 3296 |
| 18 | 598 | 14 | 12802 | 3490 |
| 19 | 871 | 18 | 17072 | 3483 |
| 20 | 1248 | 26 | 22766 | 3347 |
| 21 | 1761 | 36 | 30360 | 3069 |
| 22 | 2420 | 62 | 41000 | 2637 |
| 23 | 3285 | 77 | 53991 | 2267 |
| 24 | 4352 | 86 | 72000 | 1891 |
| 25 | 5533 | 96 | 52161 | 1549 |
| 26 | 6943 | 149 | 60374 | 1301 |
| 27 | 8621 | 231 | 69879 | 1096 |
| 28 | 10938 | 245 | 87959 | 924 |
| 29 | 13887 | 224 | 131472 | 753 |
| 30 | 16691 | 205 | 233663 | 645 |