0 1 2 3 Thu 27 Dec 1990 Mon 31 Dec 1990 Fri 04 Jan 1991 Tue 08 Jan 1991 Sat 12 Jan 1991 Wed 16 Jan 1991 Sun 20 Jan 1991 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