0 1 2 3 Mon 01 Apr 1878 Sat 06 Apr 1878 Thu 11 Apr 1878 Tue 16 Apr 1878 Sun 21 Apr 1878 Fri 26 Apr 1878 Wed 01 May 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