0 1 2 3 Sun 04 May 1975 Wed 07 May 1975 Sat 10 May 1975 Tue 13 May 1975 Fri 16 May 1975 Mon 19 May 1975 Thu 22 May 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