0 1 2 3 Sun 03 Mar 1968 Fri 08 Mar 1968 Wed 13 Mar 1968 Mon 18 Mar 1968 Sat 23 Mar 1968 Thu 28 Mar 1968 Tue 02 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