0 1 2 3 Sun 21 Jul 1957 Mon 29 Jul 1957 Tue 06 Aug 1957 Wed 14 Aug 1957 Thu 22 Aug 1957 Fri 30 Aug 1957 Sat 07 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