0 1 2 3 Wed 23 Mar 1921 Mon 28 Mar 1921 Sat 02 Apr 1921 Thu 07 Apr 1921 Tue 12 Apr 1921 Sun 17 Apr 1921 Fri 22 Apr 1921 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