Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[0,5[	2.5	13	0.13	0.13	0.026
[5,10[	7.5	5	0.05	0.18	0.01
[10,15[	12.5	14	0.14	0.32	0.028
[15,20[	17.5	13	0.13	0.45	0.026
[20,25[	22.5	11	0.11	0.56	0.022
[25,30[	27.5	9	0.09	0.65	0.018
[30,35[	32.5	5	0.05	0.7	0.01
[35,40[	37.5	10	0.1	0.8	0.02
[40,45[	42.5	12	0.12	0.92	0.024
[45,50]	47.5	8	0.08	1	0.016