Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[50,60[	55	9	0.083333	0.083333	0.008333
[60,70[	65	18	0.166667	0.25	0.016667
[70,80[	75	19	0.175926	0.425926	0.017593
[80,90[	85	11	0.101852	0.527778	0.010185
[90,100[	95	15	0.138889	0.666667	0.013889
[100,110[	105	13	0.12037	0.787037	0.012037
[110,120[	115	4	0.037037	0.824074	0.003704
[120,130[	125	1	0.009259	0.833333	0.000926
[130,140[	135	0	0	0.833333	0
[140,150[	145	0	0	0.833333	0
[150,160[	155	1	0.009259	0.842593	0.000926
[160,170[	165	0	0	0.842593	0
[170,180[	175	3	0.027778	0.87037	0.002778
[180,190[	185	2	0.018519	0.888889	0.001852
[190,200[	195	5	0.046296	0.935185	0.00463
[200,210[	205	3	0.027778	0.962963	0.002778
[210,220[	215	1	0.009259	0.972222	0.000926
[220,230]	225	3	0.027778	1	0.002778