0 1 2 3 Sat 18 Mar 1876 Thu 23 Mar 1876 Tue 28 Mar 1876 Sun 02 Apr 1876 Fri 07 Apr 1876 Wed 12 Apr 1876 Mon 17 Apr 1876 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