0 1 2 3 Sun 15 Nov 1987 Mon 23 Nov 1987 Tue 01 Dec 1987 Wed 09 Dec 1987 Thu 17 Dec 1987 Fri 25 Dec 1987 Sat 02 Jan 1988 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