0 1 2 3 Wed 25 Jul 1973 Thu 09 Aug 1973 Fri 24 Aug 1973 Sat 08 Sep 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