0 1 2 3 Sun 09 Feb 1919 Fri 14 Feb 1919 Wed 19 Feb 1919 Mon 24 Feb 1919 Sat 01 Mar 1919 Thu 06 Mar 1919 Tue 11 Mar 1919 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