Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[100,110[	105	23	0.164286	0.164286	0.016429
[110,120[	115	20	0.142857	0.307143	0.014286
[120,130[	125	52	0.371429	0.678571	0.037143
[130,140[	135	33	0.235714	0.914286	0.023571
[140,150[	145	11	0.078571	0.992857	0.007857
[150,160]	155	1	0.007143	1	0.000714