0 1 2 3 Thu 28 Mar 1974 Fri 05 Apr 1974 Sat 13 Apr 1974 Sun 21 Apr 1974 Mon 29 Apr 1974 Tue 07 May 1974 Wed 15 May 1974 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