0 1 2 3 Tue 17 Dec 1839 Sun 22 Dec 1839 Fri 27 Dec 1839 Wed 01 Jan 1840 Mon 06 Jan 1840 Sat 11 Jan 1840 Thu 16 Jan 1840 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