How to read the Stock CPU Usage data

Question

On Ice Cream Sandwich, an option in the Developer Options is \"Show CPU Usage\", which adds an overlay on the screen (see screenshot below).

My question is, how do I re

Answer 1

So far this has been the most helpful source of information regarding this I could find. Apparently the numbers do NOT reperesent load average in %: http://forum.xda-developers.com/showthread.php?t=1495763