0 1 2 3 Sun 20 Aug 1961 Fri 25 Aug 1961 Wed 30 Aug 1961 Mon 04 Sep 1961 Sat 09 Sep 1961 Thu 14 Sep 1961 Tue 19 Sep 1961 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