0 1 2 3 Sun 11 Aug 1957 Fri 16 Aug 1957 Wed 21 Aug 1957 Mon 26 Aug 1957 Sat 31 Aug 1957 Thu 05 Sep 1957 Tue 10 Sep 1957 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