*Excludes Observations that span multiple months

  B
b
t
W
w
 
Jan0001795796
Feb101740235410
Mar2125500258
Apr1152700529
May21490200918
Jun11956600586
Jul101433600360
Aug13549400512
Sep521106001113
Oct1064900650
Nov0029800298
Dec0018318691053
Total36565490218997483