0 1 2 3 Tue 21 Mar 1978 Mon 27 Mar 1978 Sun 02 Apr 1978 Sat 08 Apr 1978 Fri 14 Apr 1978 Thu 20 Apr 1978 Wed 26 Apr 1978 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