Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[163,164[	163.5	1	0.013889	0.013889	0.013889
[164,165[	164.5	2	0.027778	0.041667	0.027778
[165,166[	165.5	1	0.013889	0.055556	0.013889
[166,167[	166.5	12	0.166667	0.222222	0.166667
[167,168[	167.5	5	0.069444	0.291667	0.069444
[168,169[	168.5	4	0.055556	0.347222	0.055556
[169,170[	169.5	7	0.097222	0.444444	0.097222
[170,171[	170.5	8	0.111111	0.555556	0.111111
[171,172[	171.5	5	0.069444	0.625	0.069444
[172,173[	172.5	13	0.180556	0.805556	0.180556
[173,174[	173.5	11	0.152778	0.958333	0.152778
[174,175[	174.5	2	0.027778	0.986111	0.027778
[175,176]	175.5	1	0.013889	1	0.013889