0 1 2 3 Wed 22 Dec 1948 Thu 30 Dec 1948 Fri 07 Jan 1949 Sat 15 Jan 1949 Sun 23 Jan 1949 Mon 31 Jan 1949 Tue 08 Feb 1949 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