Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[-2,0[	-1	10	0.119048	0.119048	0.059524
[0,2[	1	29	0.345238	0.464286	0.172619
[2,4[	3	39	0.464286	0.928571	0.232143
[4,6]	5	6	0.071429	1	0.035714