*Excludes Observations that span multiple months

  B
b
t
W
w
 
Jan0003760763
Feb001831248432
Mar2438700393
Apr14562509002579
May251444403004572
Jun583444988005390
Jul921212710002923
Aug28202019002067
Sep2111894001907
Oct0046700467
Nov0032700327
Dec0024318581102
Total221700201305186622922