0 1 2 3 Tue 21 Jul 1964 Wed 29 Jul 1964 Thu 06 Aug 1964 Fri 14 Aug 1964 Sat 22 Aug 1964 Sun 30 Aug 1964 Mon 07 Sep 1964 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