*Excludes Observations that span multiple months

  B
b
t
W
w
 
Jan24817020267
Feb77101111190
Mar0003407347
Apr00133113345
May001217759248
Jun003113221184
Jul00261306162
Aug0061201127
Sep00096096
Oct00094094
Nov1001760177
Dec77000800850
Total1096187617891083087