0 1 2 3 Sat 06 Mar 1971 Tue 09 Mar 1971 Fri 12 Mar 1971 Mon 15 Mar 1971 Thu 18 Mar 1971 Sun 21 Mar 1971 Wed 24 Mar 1971 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