anchor.diff:  5950,Sep 24 2014 11:00 AM,Sep 24 2014 5:00 PM,64,weekly,normal,
   5951,Sep 25 2014 11:00 AM,Sep 25 2014 5:00 PM,64,weekly,normal,
   5952,Sep 25 2014 5:00 PM,Sep 25 2014 10:30 PM,64,weekly,normal,
  -5953,Sep 25 2014 5:00 PM,Sep 25 2014 10:30 PM,64,weekly,extra_rider,
  +5953,Sep 25 2014 5:00 PM,Sep 25 2014 10:30 PM,64,weekly,extra,
   5954,Sep 26 2014 11:00 AM,Sep 26 2014 5:00 PM,64,weekly,normal,
   5955,Sep 26 2014 4:00 PM,Sep 26 2014 11:00 PM,64,weekly,normal,
   5956,Sep 28 2014 11:00 AM,Sep 28 2014 5:00 PM,64,weekly,normal,
  
positive.code: 7126,Oct 29 2014 5:00 PM,Oct 29 2014 9:45 PM,82,weekly,normal,
  7127,Oct 30 2014 11:00 AM,Oct 30 2014 5:00 PM,82,weekly,normal,
  7128,Oct 30 2014 5:00 PM,Oct 30 2014 9:45 PM,82,weekly,normal,
  7129,Oct 30 2014 6:00 PM,Oct 30 2014 10:00 PM,82,weekly,extra_rider,
  7130,Oct 31 2014 11:00 AM,Oct 31 2014 5:00 PM,82,weekly,normal,
  7131,Oct 31 2014 5:00 PM,Oct 31 2014 9:45 PM,82,weekly,normal,
  7132,Oct 31 2014 6:00 PM,Oct 31 2014 10:00 PM,82,weekly,extra_rider,
  7133,Nov 1 2014 11:00 AM,Nov 1 2014 5:00 PM,82,weekly,normal,
  7134,Nov 1 2014 5:00 PM,Nov 1 2014 9:45 PM,82,weekly,normal,
  7135,Nov 1 2014 6:00 PM,Nov 1 2014 10:00 PM,82,weekly,extra_rider,
  7136,Nov 2 2014 11:00 AM,Nov 2 2014 5:00 PM,82,weekly,normal,
  7137,Nov 2 2014 5:00 PM,Nov 2 2014 9:45 PM,82,weekly,normal,
  7138,Nov 2 2014 6:00 PM,Nov 2 2014 10:00 PM,82,weekly,extra_rider,
  7139,Oct 27 2014 11:00 AM,Oct 27 2014 4:00 PM,74,weekly,normal,
  7140,Oct 27 2014 12:00 PM,Oct 27 2014 4:00 PM,74,weekly,extra_rider,
  7141,Oct 27 2014 5:00 PM,Oct 27 2014 9:00 PM,74,weekly,normal,
  7142,Oct 28 2014 11:00 AM,Oct 28 2014 4:00 PM,74,weekly,normal,
  7143,Oct 28 2014 12:00 PM,Oct 28 2014 4:00 PM,74,weekly,extra_rider,
  7144,Oct 28 2014 5:00 PM,Oct 28 2014 9:00 PM,74,weekly,normal,
  7145,Oct 29 2014 11:00 AM,Oct 29 2014 4:00 PM,74,weekly,normal,
  7146,Oct 29 2014 12:00 PM,Oct 29 2014 4:00 PM,74,weekly,extra_rider,
  7147,Oct 29 2014 5:00 PM,Oct 29 2014 9:00 PM,74,weekly,normal,
  7148,Oct 30 2014 11:00 AM,Oct 30 2014 4:00 PM,74,weekly,normal,
  7149,Oct 30 2014 12:00 PM,Oct 30 2014 4:00 PM,74,weekly,extra_rider,
  7150,Oct 30 2014 5:00 PM,Oct 30 2014 9:00 PM,74,weekly,normal,
  7151,Oct 31 2014 11:00 AM,Oct 31 2014 4:00 PM,74,weekly,normal,
  7152,Oct 31 2014 12:00 PM,Oct 31 2014 4:00 PM,74,weekly,extra_rider,
  7153,Oct 31 2014 5:00 PM,Oct 31 2014 9:00 PM,74,weekly,normal,
  7154,Oct 27 2014 11:00 AM,Oct 27 2014 6:00 PM,10,weekly,normal,
  7155,Oct 28 2014 11:00 AM,Oct 28 2014 6:00 PM,10,weekly,normal,
  
negative.code: 6295,Oct 1 2014 6:00 PM,Oct 1 2014 10:00 PM,28,emergency,normal,
  6296,Oct 1 2014 5:00 PM,Oct 1 2014 11:00 PM,88,extra,free,extra emergency rider bailed on shift
  6297,Oct 3 2014 1:00 PM,Oct 3 2014 7:00 PM,61,emergency,normal,
  6298,Oct 3 2014 1:00 PM,Oct 3 2014 7:00 PM,61,emergency,extra,
  6299,Oct 4 2014 10:00 AM,Oct 4 2014 4:00 PM,88,extra,free,
  6300,Oct 5 2014 10:00 AM,Oct 5 2014 4:00 PM,88,extra,extra,
  6301,Oct 6 2014 4:00 PM,Oct 6 2014 10:00 PM,1,weekly,normal,
  6302,Oct 7 2014 4:00 PM,Oct 7 2014 10:00 PM,1,weekly,normal,
  6303,Oct 10 2014 8:00 AM,Oct 10 2014 3:00 PM,84,weekly,normal,
  