*Excludes Observations that span multiple months

  B
b
t
W
w
 
Jan0001027472757
Feb3782359341772
Mar66642303002433
Apr218783380003676
May168914442004701
Jun1983626088006648
Jul1201653973004258
Aug26202505002551
Sep6102362002378
Oct111500001502
Nov1091000911
Dec105981016452254
Total8087982888425532635841