0 1 2 3 Wed 18 Jul 1979 Mon 23 Jul 1979 Sat 28 Jul 1979 Thu 02 Aug 1979 Tue 07 Aug 1979 Sun 12 Aug 1979 Fri 17 Aug 1979 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