Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[500,550[	525	3	0.027778	0.027778	0.000556
[550,600[	575	9	0.083333	0.111111	0.001667
[600,650[	625	30	0.277778	0.388889	0.005556
[650,700[	675	29	0.268519	0.657407	0.00537
[700,750[	725	24	0.222222	0.87963	0.004444
[750,800[	775	9	0.083333	0.962963	0.001667
[800,850]	825	4	0.037037	1	0.000741