0 1 2 3 Tue 31 Jul 1973 Wed 01 Aug 1973 Sat 01 Sep 1973 Mon 01 Oct 1973 Mon 29 Oct 1973 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