0 1 2 3 Wed 29 Jan 1975 Sat 01 Feb 1975 Tue 04 Feb 1975 Fri 07 Feb 1975 Mon 10 Feb 1975 Thu 13 Feb 1975 Sun 16 Feb 1975 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