0 1 2 3 Wed 13 Jul 1949 Wed 20 Jul 1949 Wed 27 Jul 1949 Wed 03 Aug 1949 Wed 10 Aug 1949 Wed 17 Aug 1949 Wed 24 Aug 1949 Wed 31 Aug 1949 Wed 07 Sep 1949 Tue 13 Sep 1949 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