*Excludes Observations that span multiple months

  B
b
t
W
w
 
Jan0002311221145
Feb003149302625
Mar0781300820
Apr2461377001425
May102303706003019
Jun2728673199006093
Jul2718876200977
Aug10234200354
Sep2543300440
Oct1148600488
Nov0237400376
Dec00207512021414
Total795421901337262617176