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	11
11	59	2	173	36
12	78	4	348	64
13	184	10	486	115
14	262	23	1157	189
15	357	16	2010	235
16	537	16	2883	246
17	877	21	3193	237
18	1193	22	8060	212
19	1708	51	7998	181
20	2442	51	14500	156
21	3513	70	13287	126
22	5071	96	21538	105
23	7014	182	24302	87
24	9321	928	39314	71
25	13000	1288	39365	56
26	17239	2610	68000	46
27	22167	3019	60064	43
28	27776	4129	85215	37
29	36884	4129	124831	29
30	47106	6070	107564	23