0 1 2 3 Tue 04 Dec 1951 Sun 09 Dec 1951 Fri 14 Dec 1951 Wed 19 Dec 1951 Mon 24 Dec 1951 Sat 29 Dec 1951 Thu 03 Jan 1952 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