0 1 2 3 Wed 31 Dec 1986 Sat 03 Jan 1987 Tue 06 Jan 1987 Fri 09 Jan 1987 Mon 12 Jan 1987 Thu 15 Jan 1987 Sun 18 Jan 1987 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