0 1 2 3 Sat 02 Jan 1971 Thu 07 Jan 1971 Tue 12 Jan 1971 Sun 17 Jan 1971 Fri 22 Jan 1971 Wed 27 Jan 1971 Mon 01 Feb 1971 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