0 1 2 3 Sun 12 Jan 1902 Sat 01 Feb 1902 Sat 01 Mar 1902 Tue 01 Apr 1902 Sun 13 Apr 1902 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