0 1 2 3 Wed 16 Jul 1975 Thu 24 Jul 1975 Fri 01 Aug 1975 Sat 09 Aug 1975 Sun 17 Aug 1975 Mon 25 Aug 1975 Tue 02 Sep 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