Use the Navigator to view performance details.
Right-click a project or job and select Performance Data. Alternatively, open the project, right-click anywhere in the Design window, and select Performance Data.
The Performance Data window appears, displaying the execution details for the selected project or job under an Overview tab. By default, the performance data of executions performed within the last month appear. To change the range of execution dates that are shown, change the values of the Execution Date Range on the toolbar.
To permanently remove performance data of any execution, select the specific row and click the Delete selected performance log entries icon on the toolbar. Alternatively, press Ctrl+D.