When you open the report you shall see the Error Detail button ( Red color ) which would give you the detail of the query , check the forumula used there , you will get to know the units , i believe the unit is in % ( its been long time since i worked on PI , so not sure ) ..
F means Full duplex
H means Half Duplex
- Vidyasagar Machani -
Tell me and I forget. Teach me and I remember. Involve me and I learn. -- Benjamin Franklin