*Excludes Observations that span multiple months

  B
b
t
W
w
 
Jan00004343
Feb01130620
Mar00570057
Apr11288600899
May3651303001371
Jun1765962001044
Jul181150300532
Aug17234000359
Sep2038300385
Oct0046700467
Nov0016000160
Dec00320115147
Total58156510601645484