*Excludes Observations that span multiple months

  B
b
t
W
w
 
Jan00001010
Feb003003
Mar6010900115
Apr31147600490
May1713262300772
Jun4511752200684
Jul2769200125
Aug6217800186
Sep0114000141
Oct0011200112
Nov00420042
Dec00815059
Total10426923051602739