Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[0,10[	5	13	0.213115	0.213115	0.021311
[10,20[	15	47	0.770492	0.983607	0.077049
[20,30[	25	0	0	0.983607	0
[30,40[	35	0	0	0.983607	0
[40,50[	45	0	0	0.983607	0
[50,60]	55	1	0.016393	1	0.001639