0 1 2 3 Mon 17 Dec 1934 Tue 01 Jan 1935 Fri 01 Feb 1935 Fri 01 Mar 1935 Tue 12 Mar 1935 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