*Excludes Observations that span multiple months

  B
b
t
W
w
 
Jan0003665356571
Feb0421672222954488
Mar9244138004171
Apr16374072004125
May493576830007236
Jun106239777680010271
Jul424543904004400
Aug392803002815
Sep093664003673
Oct013788003789
Nov002918002918
Dec011597646736277
Total225329343649641350360734