0 1 2 3 Wed 20 Jun 1928 Mon 25 Jun 1928 Sat 30 Jun 1928 Thu 05 Jul 1928 Tue 10 Jul 1928 Sun 15 Jul 1928 Fri 20 Jul 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