0 1 2 3 Sat 03 Apr 1976 Tue 06 Apr 1976 Fri 09 Apr 1976 Mon 12 Apr 1976 Thu 15 Apr 1976 Sun 18 Apr 1976 Wed 21 Apr 1976 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