*Excludes Observations that span multiple months

  B
b
t
W
w
 
Jan0002194196
Feb0061175137
Mar0014100141
Apr61155600573
May212371600760
Jun152650100542
Jul213637200429
Aug21450600531
Sep101055001056
Oct0043100431
Nov1011300114
Dec20737345427
Total881004525106145337