Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[0,2[	1	8	0.114286	0.114286	0.057143
[2,4[	3	7	0.1	0.214286	0.05
[4,6[	5	6	0.085714	0.3	0.042857
[6,8[	7	7	0.1	0.4	0.05
[8,10[	9	12	0.171429	0.571429	0.085714
[10,12[	11	1	0.014286	0.585714	0.007143
[12,14[	13	3	0.042857	0.628571	0.021429
[14,16[	15	6	0.085714	0.714286	0.042857
[16,18[	17	10	0.142857	0.857143	0.071429
[18,20]	19	10	0.142857	1	0.071429