0 1 2 3 Mon 02 Dec 1957 Sat 07 Dec 1957 Thu 12 Dec 1957 Tue 17 Dec 1957 Sun 22 Dec 1957 Fri 27 Dec 1957 Wed 01 Jan 1958 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