0 1 2 3 Tue 18 Feb 1986 Sat 01 Mar 1986 Tue 01 Apr 1986 Thu 01 May 1986 Mon 19 May 1986 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