0 1 2 3 Tue 22 Feb 1977 Sun 27 Feb 1977 Fri 04 Mar 1977 Wed 09 Mar 1977 Mon 14 Mar 1977 Sat 19 Mar 1977 Thu 24 Mar 1977 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