0 1 2 3 Mon 28 Nov 1949 Sat 03 Dec 1949 Thu 08 Dec 1949 Tue 13 Dec 1949 Sun 18 Dec 1949 Fri 23 Dec 1949 Wed 28 Dec 1949 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