0 1 2 3 Sun 26 Dec 1897 Wed 29 Dec 1897 Sat 01 Jan 1898 Tue 04 Jan 1898 Fri 07 Jan 1898 Mon 10 Jan 1898 Thu 13 Jan 1898 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