0 1 2 3 Mon 22 Jul 1872 Tue 30 Jul 1872 Wed 07 Aug 1872 Thu 15 Aug 1872 Fri 23 Aug 1872 Sat 31 Aug 1872 Sun 08 Sep 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