0 1 2 3 Thu 05 Dec 1912 Fri 13 Dec 1912 Sat 21 Dec 1912 Sun 29 Dec 1912 Mon 06 Jan 1913 Tue 14 Jan 1913 Wed 22 Jan 1913 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