This function displays a usage graph of process definitions. 

On the Process Definition page, navigate to the Utils - Usage menu option. 

The usage graph appears on a new page. Use the tabs to navigate to “All, My Definitions, Favourites, Last 10 Updated, Last 10 Created, By Users, and Folders.” 

Go to the “By Users” tab. Choose the user from the drop-down menu. The process definition usage chart will then be displayed for the selected user.