0 1 2 3 Tue 20 Feb 1979 Sun 25 Feb 1979 Fri 02 Mar 1979 Wed 07 Mar 1979 Mon 12 Mar 1979 Sat 17 Mar 1979 Thu 22 Mar 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