0 1 2 3 Thu 04 Dec 1879 Fri 12 Dec 1879 Sat 20 Dec 1879 Sun 28 Dec 1879 Mon 05 Jan 1880 Tue 13 Jan 1880 Wed 21 Jan 1880 Hours Slept Hours Slept Rolling Average Total Time in Bed Total Rolling Average <- Previous Period Next Period -> Date Range: to Offset: hours Data: Hours Slept Hours Laying Awake Total Time in Bed Total Dreams Show: Raw Data Rolling Average Rolling Average: Start from Zero Events: None Major All