*Excludes Observations that span multiple months

  B
b
t
W
w
 
Jan0004391395
Feb001860153339
Mar0464700651
Apr2872600736
May93268200723
Jun211836400403
Jul26820300237
Aug1109600107
Sep00570057
Oct0016400164
Nov0021100211
Dec00971540638
Total69703433510844661