0 1 2 3 Wed 27 Mar 1878 Mon 01 Apr 1878 Wed 01 May 1878 Sat 01 Jun 1878 Tue 25 Jun 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