*Excludes Observations that span multiple months

  B
b
t
W
w
 
Jan0007566573
Feb011851196383
Mar01930900328
Apr02212900151
May04513300484
Jun13136256001431
Jul845744400909
Aug5729600308
Sep0028300283
Oct0036500365
Nov0035500355
Dec001641760925
Total2623192619915226495