0 1 2 3 Sat 15 Dec 1877 Sat 22 Dec 1877 Sat 29 Dec 1877 Sat 05 Jan 1878 Sat 12 Jan 1878 Sat 19 Jan 1878 Sat 26 Jan 1878 Sat 02 Feb 1878 Sat 09 Feb 1878 Sat 16 Feb 1878 Wed 20 Feb 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