0 1 2 3 Sun 13 Feb 1876 Mon 21 Feb 1876 Tue 29 Feb 1876 Wed 08 Mar 1876 Thu 16 Mar 1876 Fri 24 Mar 1876 Sat 01 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