0 1 2 3 Thu 29 Nov 1877 Fri 07 Dec 1877 Sat 15 Dec 1877 Sun 23 Dec 1877 Mon 31 Dec 1877 Tue 08 Jan 1878 Wed 16 Jan 1878 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