Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[50,55[	52.5	1	0.00813	0.00813	0.001626
[55,60[	57.5	1	0.00813	0.01626	0.001626
[60,65[	62.5	6	0.04878	0.065041	0.009756
[65,70[	67.5	7	0.056911	0.121951	0.011382
[70,75[	72.5	9	0.073171	0.195122	0.014634
[75,80[	77.5	23	0.186992	0.382114	0.037398
[80,85[	82.5	27	0.219512	0.601626	0.043902
[85,90[	87.5	27	0.219512	0.821138	0.043902
[90,95]	92.5	22	0.178862	1	0.035772