0 1 2 3 Thu 01 May 1980 Mon 05 May 1980 Fri 09 May 1980 Tue 13 May 1980 Sat 17 May 1980 Wed 21 May 1980 Sun 25 May 1980 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