0 1 2 3 Sun 22 Dec 1963 Thu 26 Dec 1963 Mon 30 Dec 1963 Fri 03 Jan 1964 Tue 07 Jan 1964 Sat 11 Jan 1964 Wed 15 Jan 1964 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