Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[1840,1850[	1845	13	0.180556	0.180556	0.018056
[1850,1860[	1855	10	0.138889	0.319444	0.013889
[1860,1870[	1865	4	0.055556	0.375	0.005556
[1870,1880[	1875	6	0.083333	0.458333	0.008333
[1880,1890[	1885	4	0.055556	0.513889	0.005556
[1890,1900[	1895	2	0.027778	0.541667	0.002778
[1900,1910[	1905	14	0.194444	0.736111	0.019444
[1910,1920[	1915	6	0.083333	0.819444	0.008333
[1920,1930]	1925	13	0.180556	1	0.018056