0 1 2 3 Mon 17 Jan 1881 Tue 01 Feb 1881 Tue 01 Mar 1881 Fri 01 Apr 1881 Sun 17 Apr 1881 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