0 1 2 3 Thu 18 May 1972 Thu 25 May 1972 Thu 01 Jun 1972 Thu 08 Jun 1972 Thu 15 Jun 1972 Thu 22 Jun 1972 Thu 29 Jun 1972 Thu 06 Jul 1972 Thu 13 Jul 1972 Thu 20 Jul 1972 Thu 27 Jul 1972 Tue 01 Aug 1972 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