Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[100,110[	105	16	0.148148	0.148148	0.014815
[110,120[	115	38	0.351852	0.5	0.035185
[120,130[	125	36	0.333333	0.833333	0.033333
[130,140[	135	9	0.083333	0.916667	0.008333
[140,150[	145	7	0.064815	0.981481	0.006481
[150,160]	155	2	0.018519	1	0.001852