0 1 2 3 Fri 19 Mar 1971 Sat 20 Mar 1971 Sun 21 Mar 1971 Mon 22 Mar 1971 Tue 23 Mar 1971 Wed 24 Mar 1971 Thu 25 Mar 1971 Fri 26 Mar 1971 Sat 27 Mar 1971 Sun 28 Mar 1971 Mon 29 Mar 1971 Tue 30 Mar 1971 Wed 31 Mar 1971 Thu 01 Apr 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