0 1 2 3 Sun 17 Aug 1952 Wed 20 Aug 1952 Sat 23 Aug 1952 Tue 26 Aug 1952 Fri 29 Aug 1952 Mon 01 Sep 1952 Thu 04 Sep 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