Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[0,5[	2.5	2	0.012346	0.012346	0.006349
[5,10[	7.5	10	0.061728	0.074074	0.031746
[10,15[	12.5	23	0.141975	0.216049	0.073016
[15,20[	17.5	19	0.117284	0.333333	0.060317
[20,25]	22.5	9	0.055556	0.388889	0.028571