0 1 2 3 Sat 31 Mar 1979 Tue 03 Apr 1979 Fri 06 Apr 1979 Mon 09 Apr 1979 Thu 12 Apr 1979 Sun 15 Apr 1979 Wed 18 Apr 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