Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[40,60[	50	1	0.006494	0.006494	0.000325
[60,80[	70	1	0.006494	0.012987	0.000325
[80,100[	90	0	0	0.012987	0
[100,120[	110	2	0.012987	0.025974	0.000649
[120,140[	130	3	0.019481	0.045455	0.000974
[140,160[	150	13	0.084416	0.12987	0.004221
[160,180[	170	18	0.116883	0.246753	0.005844
[180,200[	190	18	0.116883	0.363636	0.005844
[200,220[	210	17	0.11039	0.474026	0.005519
[220,240[	230	21	0.136364	0.61039	0.006818
[240,260[	250	19	0.123377	0.733766	0.006169
[260,280[	270	12	0.077922	0.811688	0.003896
[280,300[	290	6	0.038961	0.850649	0.001948
[300,320[	310	4	0.025974	0.876623	0.001299
[320,340[	330	2	0.012987	0.88961	0.000649
[340,360[	350	2	0.012987	0.902597	0.000649
[360,380[	370	4	0.025974	0.928571	0.001299
[380,400[	390	4	0.025974	0.954545	0.001299
[400,420[	410	0	0	0.954545	0
[420,440[	430	1	0.006494	0.961039	0.000325
[440,460[	450	1	0.006494	0.967532	0.000325
[460,480[	470	1	0.006494	0.974026	0.000325
[480,500[	490	1	0.006494	0.980519	0.000325
[500,520[	510	2	0.012987	0.993506	0.000649
[520,540[	530	0	0	0.993506	0
[540,560]	550	1	0.006494	1	0.000325