4 5 6 7 8 9 Sat 01 Sep 2012 Sat 08 Sep 2012 Sat 15 Sep 2012 Sat 22 Sep 2012 Hours Slept Hours Slept Rolling Average Total Time in Bed Total Rolling Average Biphasic <- 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