*Excludes Observations that span multiple months

  B
b
t
W
w
 
Jan0001364365
Feb0175099175
Mar0320300206
Apr01329700310
May2165553001710
Jun5501083005098
Jul141952961002927
Aug12974600767
Sep2568000687
Oct1151800520
Nov0030000300
Dec001210597718
Total36864940371106013783