0 1 2 3 Tue 12 Feb 1929 Tue 19 Feb 1929 Tue 26 Feb 1929 Tue 05 Mar 1929 Tue 12 Mar 1929 Tue 19 Mar 1929 Tue 26 Mar 1929 Tue 02 Apr 1929 Tue 09 Apr 1929 Tue 16 Apr 1929 Thu 18 Apr 1929 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