Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[0,5[	2.5	39	0.684211	0.684211	0.136842
[5,10[	7.5	12	0.210526	0.894737	0.042105
[10,15[	12.5	5	0.087719	0.982456	0.017544
[15,20[	17.5	0	0	0.982456	0
[20,25[	22.5	0	0	0.982456	0
[25,30]	27.5	1	0.017544	1	0.003509