0 1 2 3 Sun 11 Feb 1968 Wed 14 Feb 1968 Sat 17 Feb 1968 Tue 20 Feb 1968 Fri 23 Feb 1968 Mon 26 Feb 1968 Thu 29 Feb 1968 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