Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[20000,30000[	25000	13	0.160494	0.160494	1.6e-05
[30000,40000[	35000	17	0.209877	0.37037	2.1e-05
[40000,50000[	45000	21	0.259259	0.62963	2.6e-05
[50000,60000[	55000	6	0.074074	0.703704	7e-06
[60000,70000[	65000	16	0.197531	0.901235	2e-05
[70000,80000[	75000	6	0.074074	0.975309	7e-06
[80000,90000]	85000	2	0.024691	1	2e-06