To build a better dashboard for users, you can display specific process data in the homepage.
You have two ways to display the data :
Display common process data in multi-process view
Display the data in mono-process view
Common process data
You can display common process data as explained in this article Portal: Multi process view: Display common process data
Mono process data
Go to your process and click on the Data tab
Click on your data which you want to display.
Check Display in column in Home page
Go back to the user portal and select the process in dropdown list at the top left corner.
You will be redirect to a mono-process view where you can show the data in list.