Frequency Table (Histogram)
Bins	Midpoint	Abs. Frequency	Rel. Frequency	Cumul. Rel. Freq.	Density
[1840,1845[	1842.5	11	0.152778	0.152778	0.030556
[1845,1850[	1847.5	2	0.027778	0.180556	0.005556
[1850,1855[	1852.5	4	0.055556	0.236111	0.011111
[1855,1860[	1857.5	7	0.097222	0.333333	0.019444
[1860,1865[	1862.5	2	0.027778	0.361111	0.005556
[1865,1870[	1867.5	4	0.055556	0.416667	0.011111
[1870,1875[	1872.5	4	0.055556	0.472222	0.011111
[1875,1880[	1877.5	11	0.152778	0.625	0.030556
[1880,1885[	1882.5	1	0.013889	0.638889	0.002778
[1885,1890[	1887.5	3	0.041667	0.680556	0.008333
[1890,1895[	1892.5	1	0.013889	0.694444	0.002778
[1895,1900[	1897.5	0	0	0.694444	0
[1900,1905[	1902.5	2	0.027778	0.722222	0.005556
[1905,1910[	1907.5	5	0.069444	0.791667	0.013889
[1910,1915[	1912.5	0	0	0.791667	0
[1915,1920[	1917.5	4	0.055556	0.847222	0.011111
[1920,1925]	1922.5	11	0.152778	1	0.030556