Beta range	Median doubling time (hrs)	Fastest doubling time (hrs)	Slowest doubling time (hrs)	Number of women reporting a doubling time for this day
1 - 2	14.55	14.55	14.55	1
2 - 4	22.06	12.00	48.00	17
4 - 8	24.76	12.00	124.58	80
8 - 16	27.81	11.02	199.16	248
16 - 32	33.73	11.02	365.73	821
32 - 64	35.56	11.02	731.84	2092
64 - 128	37.05	11.02	681.75	4322
128 - 256	37.86	11.02	837.21	6994
256 - 512	38.74	13.49	928.16	8436
512 - 1024	40.02	11.35	1873.27	8547
1024 - 2048	42.29	11.35	2038.68	7371
2048 - 4096	45.64	11.35	1010.11	6001
4096 - 8192	51.47	11.35	10704.95	4467
8192 - 16384	61.91	11.35	1706.56	3026
16384 - 32768	76.46	21.62	4695.28	1864
32768 - 65536	101.25	21.65	1220.17	1004
65536 - 131072	143.30	21.65	1837.61	436
131072 - 262144	203.03	28.93	15745.01	96
262144 - 524288	232.92	28.93	517.70	8
524288 - 1048576	40.41	40.41	40.41	1