0 1 2 3 Mon 26 Nov 1928 Sat 01 Dec 1928 Thu 06 Dec 1928 Tue 11 Dec 1928 Sun 16 Dec 1928 Fri 21 Dec 1928 Wed 26 Dec 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