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	29	2	243	15
11	52	2	173	46
12	78	4	816	88
13	170	10	486	158
14	252	23	1564	283
15	356	16	2010	349
16	532	16	3217	363
17	848	21	5586	341
18	1167	22	8060	301
19	1658	51	7998	262
20	2374	51	14500	226
21	3417	70	13287	186
22	4994	96	21538	155
23	6781	182	36100	131
24	10204	479	51040	108
25	14989	709	47640	86
26	16174	1050	68000	65
27	20893	1555	60064	58
28	27776	2302	85215	50
29	36197	4129	124831	43
30	48446	6070	107564	31