0 1 2 3 Thu 12 Dec 1872 Fri 20 Dec 1872 Sat 28 Dec 1872 Sun 05 Jan 1873 Mon 13 Jan 1873 Tue 21 Jan 1873 Wed 29 Jan 1873 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