0 1 2 3 Mon 09 Jul 1973 Thu 12 Jul 1973 Sun 15 Jul 1973 Wed 18 Jul 1973 Sat 21 Jul 1973 Tue 24 Jul 1973 Fri 27 Jul 1973 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