0 1 2 3 Sun 02 Feb 1969 Mon 17 Feb 1969 Tue 04 Mar 1969 Wed 19 Mar 1969 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