*Excludes Observations that span multiple months

  B
b
t
W
w
 
Jan0002126352656
Feb0481369251748
Mar1152084002100
Apr6733300003379
May2146581584006263
Jun65687237500010687
Jul6516814802006548
Aug8332456002497
Sep382593002604
Oct101613001614
Nov001137001137
Dec00627321962826
Total170133442475930575644059