0 1 2 3 Wed 18 Dec 1929 Mon 23 Dec 1929 Sat 28 Dec 1929 Thu 02 Jan 1930 Tue 07 Jan 1930 Sun 12 Jan 1930 Fri 17 Jan 1930 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