0 1 2 3 Tue 10 Feb 1959 Sun 01 Mar 1959 Wed 01 Apr 1959 Fri 01 May 1959 Mon 11 May 1959 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