*Excludes Observations that span multiple months

  B
b
t
W
w
 
Jan0002311221145
Feb003149302625
Mar0781300820
Apr2461377001425
May102336706003052
Jun2729013199006127
Jul2719976200988
Aug10234200354
Sep2543300440
Oct1148600488
Nov0237500377
Dec00207512021414
Total795499901437262617255