Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[15000,20000[	17500	1	0.010417	0.010417	2e-06
[20000,25000[	22500	5	0.052083	0.0625	1e-05
[25000,30000[	27500	6	0.0625	0.125	1.2e-05
[30000,35000[	32500	19	0.197917	0.322917	4e-05
[35000,40000[	37500	17	0.177083	0.5	3.5e-05
[40000,45000[	42500	14	0.145833	0.645833	2.9e-05
[45000,50000[	47500	15	0.15625	0.802083	3.1e-05
[50000,55000[	52500	11	0.114583	0.916667	2.3e-05
[55000,60000[	57500	6	0.0625	0.979167	1.2e-05
[60000,65000[	62500	2	0.020833	1	4e-06