0 1 2 3 Sat 07 May 1977 Tue 10 May 1977 Fri 13 May 1977 Mon 16 May 1977 Thu 19 May 1977 Sun 22 May 1977 Wed 25 May 1977 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