*Excludes Observations that span multiple months

  B
b
t
W
w
 
Jan0002331723195
Feb231133511192262
Mar6303509003545
Apr181185537005673
May1193328373008824
Jun2984506932007680
Jul293432145002481
Aug62102115002187
Sep891898001915
Oct011792001793
Nov011556001557
Dec00701525713277
Total8069973569133686244389