0 1 2 3 Thu 20 Feb 1975 Tue 25 Feb 1975 Sun 02 Mar 1975 Fri 07 Mar 1975 Wed 12 Mar 1975 Mon 17 Mar 1975 Sat 22 Mar 1975 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