0 1 2 3 Mon 30 Jan 1989 Fri 10 Feb 1989 Tue 21 Feb 1989 Sat 04 Mar 1989 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