0 1 2 3 Tue 15 Dec 1964 Fri 18 Dec 1964 Mon 21 Dec 1964 Thu 24 Dec 1964 Sun 27 Dec 1964 Wed 30 Dec 1964 Sat 02 Jan 1965 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