0 1 2 3 Sun 07 Feb 1971 Mon 15 Feb 1971 Tue 23 Feb 1971 Wed 03 Mar 1971 Thu 11 Mar 1971 Fri 19 Mar 1971 Sat 27 Mar 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