0 1 2 3 Thu 04 Jan 1872 Fri 12 Jan 1872 Sat 20 Jan 1872 Sun 28 Jan 1872 Mon 05 Feb 1872 Tue 13 Feb 1872 Wed 21 Feb 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