0 1 2 3 Wed 27 Dec 1967 Wed 03 Jan 1968 Wed 10 Jan 1968 Wed 17 Jan 1968 Wed 24 Jan 1968 Wed 31 Jan 1968 Wed 07 Feb 1968 Wed 14 Feb 1968 Wed 21 Feb 1968 Wed 28 Feb 1968 Wed 06 Mar 1968 Wed 13 Mar 1968 Hours Slept Hours Slept Rolling Average Total Time in Bed Total Rolling Average
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