This is a CPU used time Counter in c#.
This code does not contain any security for errors.
If you can`t see or hear the constructor of Performance Counter you can copy it from here:
CounterName: "% Processor Time"
CategoryName: "Processor"
InstanceName: "_Total"
Source code:
http://chomikuj.pl/dawisko/kursy/Przyk*c5*82ady/My+cpu+counter