upper	lower
	2	8		24	23	25	23	30	29	28	26	33	29
	3	1		24	37	25	23	22	27	28	25	31	29
	1	1		25	22	31	29	22	28	27	26	23	21
	1	0		25	21	25	24	22	26	25	32	26	29
	3	6
	4	7	mode	25
	6	2	median	25.5
	9	14	mean	26.25
	3	3
	1	0	min	21
	3	1	max	37
		13	range	16
		2	bins	5
		1	width	3.2
mode	3	1	bins	Freq f	RF
median	3	2	24.2	13	0.33
mean	3.27	4.21	27.4	13	0.33
			30.6	9	0.23
min	1	0	33.8	4	0.1
max	9	14	37	1	0.03
range	8	14		40	1
standard deviation	2.41	4.69
cv	0.74	1.11