0 1 2 3 Sun 21 Jul 1968 Mon 29 Jul 1968 Tue 06 Aug 1968 Wed 14 Aug 1968 Thu 22 Aug 1968 Fri 30 Aug 1968 Sat 07 Sep 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