0 1 2 3 Thu 11 Jan 1973 Sun 14 Jan 1973 Wed 17 Jan 1973 Sat 20 Jan 1973 Tue 23 Jan 1973 Fri 26 Jan 1973 Mon 29 Jan 1973 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