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	15	1	562	90
11	24	2	334	355
12	38	2	299	812
13	63	1	1746	1557
14	103	1	2088	3268
15	139	2	3803	4192
16	210	4	9000	4549
17	299	5	9000	4637
18	420	9	10529	4412
19	617	13	13485	4174
20	866	14	18303	3767
21	1264	14	24843	3369
22	1738	38	41000	2864
23	2489	40	62120	2488
24	3450	64	42975	2076
25	4322	139	45047	1697
26	5735	168	47218	1472
27	7248	293	55565	1227
28	9704	268	78815	1069
29	11813	245	79717	854
30	15357	224	131472	742