0 1 2 3 Wed 24 Mar 1971 Mon 29 Mar 1971 Sat 03 Apr 1971 Thu 08 Apr 1971 Tue 13 Apr 1971 Sun 18 Apr 1971 Fri 23 Apr 1971 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