0 1 2 3 Fri 16 Jun 1972 Fri 23 Jun 1972 Fri 30 Jun 1972 Fri 07 Jul 1972 Fri 14 Jul 1972 Fri 21 Jul 1972 Fri 28 Jul 1972 Fri 04 Aug 1972 Fri 11 Aug 1972 Fri 18 Aug 1972 Mon 21 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