0 1 2 3 Mon 19 Feb 1962 Tue 06 Mar 1962 Wed 21 Mar 1962 Thu 05 Apr 1962 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