0 1 2 3 Thu 15 Dec 1960 Tue 20 Dec 1960 Sun 25 Dec 1960 Fri 30 Dec 1960 Wed 04 Jan 1961 Mon 09 Jan 1961 Sat 14 Jan 1961 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