0 1 2 3 Tue 13 Aug 1878 Sun 18 Aug 1878 Fri 23 Aug 1878 Wed 28 Aug 1878 Mon 02 Sep 1878 Sat 07 Sep 1878 Thu 12 Sep 1878 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