Total accumilated CPU time for all the programs listed below. This number is used to calculate each programs CPU percentage.

A tick is 1/60th of a second.

This collumn is the CPU time used in ticks for a specific period in time.

A tick is equal to 1/60th of a second.

CPU time sharing visualized!  Think of this as a RPM guage.

You can change how often it is updated in the preferences window.