0 1 2 3 Sun 23 Dec 1928 Mon 31 Dec 1928 Tue 08 Jan 1929 Wed 16 Jan 1929 Thu 24 Jan 1929 Fri 01 Feb 1929 Sat 09 Feb 1929 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