0 1 2 3 Wed 17 Dec 1947 Mon 22 Dec 1947 Sat 27 Dec 1947 Thu 01 Jan 1948 Tue 06 Jan 1948 Sun 11 Jan 1948 Fri 16 Jan 1948 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