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	43	2	243	12
11	59	2	173	39
12	78	4	348	72
13	175	10	486	129
14	253	23	1157	215
15	356	16	2010	262
16	532	16	2883	276
17	858	21	3998	264
18	1171	22	8060	235
19	1683	51	7998	203
20	2374	51	14500	178
21	3504	70	13287	144
22	5045	96	21538	119
23	6935	182	24302	99
24	9321	479	51040	83
25	12775	709	47640	63
26	16068	1050	68000	50
27	20356	1555	60064	47
28	27141	2302	85215	41
29	36197	4129	124831	33
30	49861	6070	107564	26