0 1 2 3 Tue 10 May 1977 Tue 17 May 1977 Tue 24 May 1977 Tue 31 May 1977 Tue 07 Jun 1977 Tue 14 Jun 1977 Tue 21 Jun 1977 Tue 28 Jun 1977 Tue 05 Jul 1977 Tue 12 Jul 1977 Tue 19 Jul 1977 Tue 26 Jul 1977 Thu 28 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