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	16	1	245	81
11	24	2	196	334
12	37	2	299	757
13	63	1	1746	1450
14	102	1	2088	3019
15	139	2	3803	3872
16	207	4	9000	4200
17	297	5	9000	4285
18	416	9	10529	4084
19	615	13	12366	3872
20	864	28	14411	3493
21	1262	41	21000	3117
22	1733	55	41000	2643
23	2468	91	41000	2296
24	3450	122	42975	1912
25	4322	139	45047	1556
26	5732	267	47218	1354
27	7252	293	55565	1124
28	9641	268	78815	979
29	11759	245	79717	785
30	15357	224	131472	682