Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[5,10[	7.5	24	0.008886	0.008886	0.001777
[10,15[	12.5	129	0.04776	0.056646	0.009552
[15,20[	17.5	327	0.121066	0.177712	0.024213
[20,25[	22.5	900	0.33321	0.510922	0.066642
[25,30[	27.5	906	0.335431	0.846353	0.067086
[30,35[	32.5	240	0.088856	0.935209	0.017771
[35,40[	37.5	63	0.023325	0.958534	0.004665
[40,45[	42.5	60	0.022214	0.980748	0.004443
[45,50[	47.5	0	0	0.980748	0
[50,55[	52.5	49	0.018141	0.998889	0.003628
[55,60[	57.5	0	0	0.998889	0
[60,65]	62.5	3	0.001111	1	0.000222