0 1 2 3 Thu 03 Jul 1952 Fri 11 Jul 1952 Sat 19 Jul 1952 Sun 27 Jul 1952 Mon 04 Aug 1952 Tue 12 Aug 1952 Wed 20 Aug 1952 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