Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[25,30[	27.5	1	0.009346	0.009346	0.001869
[30,35[	32.5	2	0.018692	0.028037	0.003738
[35,40[	37.5	6	0.056075	0.084112	0.011215
[40,45[	42.5	13	0.121495	0.205607	0.024299
[45,50[	47.5	16	0.149533	0.35514	0.029907
[50,55[	52.5	22	0.205607	0.560748	0.041121
[55,60[	57.5	26	0.242991	0.803738	0.048598
[60,65[	62.5	12	0.11215	0.915888	0.02243
[65,70[	67.5	6	0.056075	0.971963	0.011215
[70,75]	72.5	3	0.028037	1	0.005607