0 1 2 3 Tue 09 Jul 1974 Sat 13 Jul 1974 Wed 17 Jul 1974 Sun 21 Jul 1974 Thu 25 Jul 1974 Mon 29 Jul 1974 Fri 02 Aug 1974 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