0 1 2 3 Thu 11 Apr 1974 Thu 18 Apr 1974 Thu 25 Apr 1974 Thu 02 May 1974 Thu 09 May 1974 Thu 16 May 1974 Thu 23 May 1974 Thu 30 May 1974 Thu 06 Jun 1974 Thu 13 Jun 1974 Sat 15 Jun 1974 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