0 1 2 3 Mon 01 Dec 1952 Tue 09 Dec 1952 Wed 17 Dec 1952 Thu 25 Dec 1952 Fri 02 Jan 1953 Sat 10 Jan 1953 Sun 18 Jan 1953 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