0 1 2 3 Tue 28 Dec 1819 Sat 01 Jan 1820 Tue 01 Feb 1820 Wed 01 Mar 1820 Mon 27 Mar 1820 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