*Excludes Observations that span multiple months

  B
b
t
W
w
 
Jan000158398
Feb002703057
Mar02340036
Apr1014570081
May695210600227
Jun14312821100482
Jul13117323300537
Aug433613300212
Sep3210800113
Oct00770077
Nov01480049
Dec00385291334
Total3994081072204042303