Measured Power values

Here you go! (:

-30 dBm => -91
-20 dBm => -81
-16 dBm => -76
-12 dBm => -74
 -8 dBm => -68 
 -4 dBm => -66
  0 dBm => -62
  4 dBm => -60

Out of curiosity, what are you gonna use these for?