*Excludes Observations that span multiple months

  B
b
t
W
w
 
Jan0001147148
Feb0155048104
Mar01517000185
Apr215634500503
May274051100578
Jun167769500788
Jul72427000301
Aug23850090
Sep00710071
Oct00750075
Nov00750075
Dec00551274330
Total54316240724693248