0 1 2 3 Thu 21 May 1981 Fri 22 May 1981 Sat 23 May 1981 Sun 24 May 1981 Mon 25 May 1981 Tue 26 May 1981 Wed 27 May 1981 Thu 28 May 1981 Fri 29 May 1981 Sat 30 May 1981 Sun 31 May 1981 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