0 1 2 3 Mon 02 Dec 1957 Mon 09 Dec 1957 Mon 16 Dec 1957 Mon 23 Dec 1957 Mon 30 Dec 1957 Mon 06 Jan 1958 Mon 13 Jan 1958 Mon 20 Jan 1958 Thu 23 Jan 1958 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