0 1 2 3 Wed 20 Mar 1968 Sat 23 Mar 1968 Tue 26 Mar 1968 Fri 29 Mar 1968 Mon 01 Apr 1968 Thu 04 Apr 1968 Sun 07 Apr 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