Click through the buttons from top to bottom in the panel to the right.
Because PL/SQL code is supported natively by the IBM DB2 Engine, the performance of PL/SQL code is very similar to the performance of SQL PL.
The image below is an illustration of how DB2 9.7 handles incoming PL/SQL.
This step may take a moment depending on the speed of your system. But you should see a graph in the lower right panel.