*Excludes Observations that span multiple months

  B
b
t
W
w
 
Jan0000773773
Feb101721208382
Mar813055100662
Apr185531593001831
May202282795003025
Jun176613436003673
Jul96252336002457
Aug19121847001878
Sep021140001142
Oct0036900369
Nov0025400254
Dec0015408681022
Total760211146471184917468