0 1 2 3 Thu 22 Feb 1872 Fri 01 Mar 1872 Sat 09 Mar 1872 Sun 17 Mar 1872 Mon 25 Mar 1872 Tue 02 Apr 1872 Wed 10 Apr 1872 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