0 1 2 3 Thu 28 Apr 1977 Thu 05 May 1977 Thu 12 May 1977 Thu 19 May 1977 Thu 26 May 1977 Thu 02 Jun 1977 Thu 09 Jun 1977 Thu 16 Jun 1977 Thu 23 Jun 1977 Thu 30 Jun 1977 Mon 04 Jul 1977 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