0 1 2 3 Tue 20 Nov 1979 Sun 25 Nov 1979 Fri 30 Nov 1979 Wed 05 Dec 1979 Mon 10 Dec 1979 Sat 15 Dec 1979 Thu 20 Dec 1979 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