*Excludes Observations that span multiple months

  B
b
t
W
w
 
Jan0001625772593
Feb0088339031789
Mar011673001674
Apr631666001675
May5352521002561
Jun222553164003441
Jul13522032002097
Aug4161687001707
Sep351357001365
Oct001031001031
Nov0092100921
Dec00606421482758
Total533671754123562823612