Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[100,150[	125	1	0.012658	0.012658	0.000253
[150,200[	175	19	0.240506	0.253165	0.00481
[200,250[	225	17	0.21519	0.468354	0.004304
[250,300[	275	20	0.253165	0.721519	0.005063
[300,350[	325	13	0.164557	0.886076	0.003291
[350,400[	375	5	0.063291	0.949367	0.001266
[400,450[	425	2	0.025316	0.974684	0.000506
[450,500[	475	1	0.012658	0.987342	0.000253
[500,550]	525	1	0.012658	1	0.000253