0 1 2 3 Thu 22 Feb 1973 Mon 26 Feb 1973 Fri 02 Mar 1973 Tue 06 Mar 1973 Sat 10 Mar 1973 Wed 14 Mar 1973 Sun 18 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