*Excludes Observations that span multiple months

  B
b
t
W
w
 
Jan0001797798
Feb101760236413
Mar2125500258
Apr1152900531
May31491100928
Jun11956600586
Jul101433600360
Aug13549900517
Sep521112001119
Oct1065200653
Nov0030400304
Dec0018318701054
Total37565523219037521