*Excludes Observations that span multiple months

  B
b
t
W
w
 
Jan0007566573
Feb011851196383
Mar01930900328
Apr02212900151
May04513300484
Jun13136257001432
Jul846044200910
Aug5729600308
Sep0028300283
Oct0036500365
Nov0035500355
Dec001651760926
Total2623222619915226498