0 1 2 3 Thu 07 Mar 1878 Fri 15 Mar 1878 Sat 23 Mar 1878 Sun 31 Mar 1878 Mon 08 Apr 1878 Tue 16 Apr 1878 Wed 24 Apr 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