Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[80,90[	85	2	0.025641	0.025641	0.002564
[90,100[	95	8	0.102564	0.128205	0.010256
[100,110[	105	22	0.282051	0.410256	0.028205
[110,120[	115	16	0.205128	0.615385	0.020513
[120,130[	125	13	0.166667	0.782051	0.016667
[130,140[	135	10	0.128205	0.910256	0.012821
[140,150[	145	4	0.051282	0.961538	0.005128
[150,160]	155	3	0.038462	1	0.003846