0 1 2 3 Sun 12 Dec 1869 Mon 20 Dec 1869 Tue 28 Dec 1869 Wed 05 Jan 1870 Thu 13 Jan 1870 Fri 21 Jan 1870 Sat 29 Jan 1870 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