0 1 2 3 Thu 02 Aug 1928 Tue 07 Aug 1928 Sun 12 Aug 1928 Fri 17 Aug 1928 Wed 22 Aug 1928 Mon 27 Aug 1928 Sat 01 Sep 1928 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