0 1 2 3 Mon 24 Dec 1979 Sat 29 Dec 1979 Thu 03 Jan 1980 Tue 08 Jan 1980 Sun 13 Jan 1980 Fri 18 Jan 1980 Wed 23 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