0 1 2 3 Mon 09 Jul 1928 Sat 14 Jul 1928 Thu 19 Jul 1928 Tue 24 Jul 1928 Sun 29 Jul 1928 Fri 03 Aug 1928 Wed 08 Aug 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