*Excludes Observations that span multiple months

  B
b
t
W
w
 
Jan000811061114
Feb0113244376715
Mar0581203001261
Apr01331959002092
May34536354004893
Jun269106413009545
Jul3520132824004872
Aug14311301001346
Sep1796400972
Oct0169000691
Nov0044400444
Dec00286514421733
Total79158961076217292429678