PerformanceCounterPermissionAccess
Defines access levels used by  PerformanceCounter permission classes.
                
Administer = 7
The  PerformanceCounter can read, write, and create categories.
Browse = 1
The  PerformanceCounter can read categories.
Instrument = 3
The  PerformanceCounter can read and write categories.
None = 0
The  PerformanceCounter has no permissions.
Read = 1
The  PerformanceCounter can read categories.
Write = 2
The  PerformanceCounter can write categories.