Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[29000,29500[	29250	9	0.083333	0.083333	0.000167
[29500,30000[	29750	22	0.203704	0.287037	0.000407
[30000,30500[	30250	22	0.203704	0.490741	0.000407
[30500,31000[	30750	21	0.194444	0.685185	0.000389
[31000,31500[	31250	22	0.203704	0.888889	0.000407
[31500,32000]	31750	12	0.111111	1	0.000222