0 1 2 3 Sun 15 Dec 1946 Mon 23 Dec 1946 Tue 31 Dec 1946 Wed 08 Jan 1947 Thu 16 Jan 1947 Fri 24 Jan 1947 Sat 01 Feb 1947 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