0 1 2 3 Sat 20 Jan 1979 Tue 23 Jan 1979 Fri 26 Jan 1979 Mon 29 Jan 1979 Thu 01 Feb 1979 Sun 04 Feb 1979 Wed 07 Feb 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