*Excludes Observations that span multiple months

  B
b
t
W
w
 
Jan0000702702
Feb101161181299
Mar742639200492
Apr168501158001376
May205302174002409
Jun169612896003126
Jul89261954002069
Aug18131493001524
Sep0288700889
Oct0029700297
Nov0019000190
Dec001180827945
Total724208116751171014318