*Excludes Observations that span multiple months

  B
b
t
W
w
 
Jan12853014301359
Feb39372341023856
Mar00178975281181
Apr00373668661107
May10262694491006
Jun0019552764786
Jul006851723608
Aug0093784391
Sep0043472353
Oct0016191621
Nov0128242829
Dec11736045501634
Total2852441116645726210731