0 1 2 3 Tue 11 Feb 1873 Tue 18 Feb 1873 Tue 25 Feb 1873 Tue 04 Mar 1873 Tue 11 Mar 1873 Tue 18 Mar 1873 Tue 25 Mar 1873 Tue 01 Apr 1873 Tue 08 Apr 1873 Tue 15 Apr 1873 Sat 19 Apr 1873 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