0 1 2 3 Sat 13 Mar 1971 Sat 20 Mar 1971 Sat 27 Mar 1971 Sat 03 Apr 1971 Sat 10 Apr 1971 Sat 17 Apr 1971 Sat 24 Apr 1971 Sat 01 May 1971 Sat 08 May 1971 Sat 15 May 1971 Sat 22 May 1971 Tue 25 May 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