0 1 2 3 Fri 03 Jan 1975 Mon 06 Jan 1975 Thu 09 Jan 1975 Sun 12 Jan 1975 Wed 15 Jan 1975 Sat 18 Jan 1975 Tue 21 Jan 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