*Excludes Observations that span multiple months

  B
b
t
W
w
 
Jan0002126462667
Feb0492969301869
Mar1152116002132
Apr6733328003407
May2146691583006273
Jun65685937500010674
Jul6516604840006565
Aug8332494002535
Sep382644002655
Oct101641001642
Nov001164001164
Dec00649322002852
Total170133212513830577644435