*Excludes Observations that span multiple months

  B
b
t
W
w
 
Jan0001321242137
Feb47822128641709
Mar109572051002217
Apr3681111721002200
May343881874002305
Jun3481542226002728
Jul344822379002805
Aug33221486001541
Sep271377001386
Oct101308001309
Nov0068300683
Dec00550215742126
Total15525281647727456223146