0 1 2 3 Mon 03 Apr 1961 Tue 18 Apr 1961 Wed 03 May 1961 Thu 18 May 1961 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