CohortAnalysis4

	C	D	E	G	H	I	J	K	L	M	N	O	P	Q
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2
3	Signup	New	Total		# of active users in
4	month	signups	signups		Jan-11	Feb-11	Mar-11	Apr-11	May-11	Jun-11	Jul-11	Aug-11	Sep-11	Oct-11
5	Jan-11	1,059	1,059		1,059	530	265	132	66	33	17	8	4	2
6	Feb-11	909	1,968			909	455	227	114	57	28	14	7	4
7	Mar-11	1,001	2,969				1,001	501	250	125	63	31	16	8
8	Apr-11	1,046	4,015					1,046	523	262	131	65	33	16
9	May-11	1,025	5,040						1,025	513	256	128	64	32
10	Jun-11	1,021	6,061							1,021	542	271	135	68
11	Jul-11	944	7,005								944	472	236	118
12	Aug-11	984	7,989									984	492	246
13	Sep-11	980	8,969										980	490
14	Oct-11	1,078	10,047											1,078
15				Total:	1,059	1,439	1,720	1,906	1,978	2,010	1,980	1,974	1,967	2,062
16
17					# of active users in user lifetime month
18					Month 1	Month 2	Month 3	Month 4	Month 5	Month 6	Month 7	Month 8	Month 9	Month 10
19					1,059	530	265	132	66	33	17	8	4	2
20					909	455	227	114	57	28	14	7	4
21					1,001	501	250	125	63	31	16	8
22					1,046	523	262	131	65	33	16
23					1,025	513	256	128	64	32
24					1,021	542	271	135	68
25					944	472	236	118
26					984	492	246
27					980	490
28					1,078
29		Monthly dropoff:				50%	50%	50%	50%	50%	50%	50%	50%	50%
30		% of user still active:				50%	25%	13%	6%	4%	2%	1%	0%	0%
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