Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[0,5[	2.5	7	0.132075	0.132075	0.026415
[5,10[	7.5	15	0.283019	0.415094	0.056604
[10,15[	12.5	13	0.245283	0.660377	0.049057
[15,20[	17.5	16	0.301887	0.962264	0.060377
[20,25]	22.5	2	0.037736	1	0.007547