0 1 2 3 Wed 14 Feb 1973 Sat 17 Feb 1973 Tue 20 Feb 1973 Fri 23 Feb 1973 Mon 26 Feb 1973 Thu 01 Mar 1973 Sun 04 Mar 1973 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