*Excludes Observations that span multiple months

  B
b
t
W
w
 
Jan0000702702
Feb101151180297
Mar742639200492
Apr168491158001375
May205282170002403
Jun169612896003126
Jul89261954002069
Aug18131493001524
Sep0288700889
Oct0029700297
Nov0019000190
Dec001180827945
Total724205116701170914309