Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[0,5[	2.5	2	0.001963	0.001963	0.000393
[5,10[	7.5	81	0.07949	0.081452	0.015898
[10,15[	12.5	746	0.73209	0.813543	0.146418
[15,20[	17.5	147	0.144259	0.957802	0.028852
[20,25[	22.5	42	0.041217	0.999019	0.008243
[25,30]	27.5	1	0.000981	1	0.000196