Table 2.

Distribution of use variables by user groups.

Use variables		Downloads, n	25th percentile	50th percentile	75th percentile	90th percentile
Level achieved
	All	104,067	1	1	1	2
	1 visit	40,544	1	1	1	1
	2-3 visits	32,962	1	1	1	2
	4-7 visits	18,528	1	1	1	2
	≥8 visits	12,033	1	1	3	7
Retention weeks
	All	104,067	0	0	5	15
	1 visit	40,544	0	0	0	0
	2-3 visits	32,962	0	1	5	12
	4-7 visits	18,528	2	5	12	19
	≥8 visits	12,033	5	12	20	25
Active minutes
	All	104,067	1	4	13	32
	1 visit	40,544	0	1	4	9
	2-3 visits	32,962	1	4	10	18
	4-7 visits	18,528	4	11	22	37
	≥8 visits	12,033	18	40	89	184
Visits
	All	104,067	1	2	4	8
	1 visit	40,544	1	1	1	1
	2-3 visits	32,962	2	2	3	3
	4-7 visits	18,528	4	5	6	7
	≥8 visits	12,033	9	12	20	36
Events
	All	104,067	7	19	53	105
	1 visit	40,544	4	8	18	42
	2-3 visits	32,962	9	19	45	66
	4-7 visits	18,528	22	48	79	115
	≥8 visits	12,033	69	130	240	440