Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[-0.15,-0.1[	-0.125	6	0.05	0.05	1
[-0.1,-0.05[	-0.075	21	0.175	0.225	3.5
[-0.05,0[	-0.025	34	0.283333	0.508333	5.666667
[0,0.05[	0.025	27	0.225	0.733333	4.5
[0.05,0.1[	0.075	17	0.141667	0.875	2.833333
[0.1,0.15[	0.125	10	0.083333	0.958333	1.666667
[0.15,0.2]	0.175	5	0.041667	1	0.833333