*Excludes Observations that span multiple months

  B
b
t
W
w
 
Jan0005235163568
Feb0012204612852551
Mar001992001992
Apr0068800688
May00410041
Jun002002
Jul003003
Aug005005
Sep00640064
Oct001109001109
Nov001647001647
Dec00959622503215
Total007730104705114885