0 1 2 3 Tue 21 Jul 1840 Sun 26 Jul 1840 Fri 31 Jul 1840 Wed 05 Aug 1840 Mon 10 Aug 1840 Sat 15 Aug 1840 Thu 20 Aug 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