0 1 2 3 Thu 29 Mar 1973 Tue 03 Apr 1973 Sun 08 Apr 1973 Fri 13 Apr 1973 Wed 18 Apr 1973 Mon 23 Apr 1973 Sat 28 Apr 1973 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