*Excludes Observations that span multiple months

  B
b
t
W
w
 
Jan0002314001423
Feb003799390778
Mar071011001018
Apr2461771001819
May102980717003707
Jun2733733200006600
Jul29286799001114
Aug14243800454
Sep3561300621
Oct1167400676
Nov0253200534
Dec00295514731773
Total8667021042937326320517