*Excludes Observations that span multiple months

  B
b
t
W
w
 
Jan291270371356
Feb89321670261
Mar0064635474
Apr001787263952
May007814342571769
Jun0014921183942661
Jul0012554641712
Aug002653610572
Sep00550511521
Oct0003880388
Nov0002880288
Dec9055011701027
Total12853540874717829981