Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[0,500[	250	2	0.016667	0.016667	3.3e-05
[500,1000[	750	31	0.258333	0.275	0.000517
[1000,1500[	1250	11	0.091667	0.366667	0.000183
[1500,2000[	1750	6	0.05	0.416667	1e-04
[2000,2500[	2250	16	0.133333	0.55	0.000267
[2500,3000[	2750	39	0.325	0.875	0.00065
[3000,3500]	3250	15	0.125	1	0.00025