0 1 2 3 Mon 10 Dec 1979 Sun 16 Dec 1979 Sat 22 Dec 1979 Fri 28 Dec 1979 Thu 03 Jan 1980 Wed 09 Jan 1980 Tue 15 Jan 1980 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