0 1 2 3 Mon 20 Jul 1931 Mon 27 Jul 1931 Mon 03 Aug 1931 Mon 10 Aug 1931 Mon 17 Aug 1931 Mon 24 Aug 1931 Mon 31 Aug 1931 Mon 07 Sep 1931 Mon 14 Sep 1931 Mon 21 Sep 1931 Mon 28 Sep 1931 Mon 05 Oct 1931 Tue 06 Oct 1931 Hours Slept Hours Slept Rolling Average Total Time in Bed Total Rolling Average
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