*Excludes Observations that span multiple months

  B
b
t
W
w
 
Jan0001565566
Feb032250314542
Mar0582000825
Apr4483600844
May25774400776
Jun422448700553
Jul57631800381
Aug35333300371
Sep85147300559
Oct1035900360
Nov4049900503
Dec001410402543
Total253535235112816823