*Excludes Observations that span multiple months

  B
b
t
W
w
 
Jan0009847856
Feb125164363886
Mar0201392001412
Apr6581312001376
May294268286004583
Jun91193345970020022
Jul4424901468004002
Aug10963300652
Sep0255300555
Oct0055300553
Nov0048700487
Dec0019009331123
Total18126183798713214336507