How to calculate average age of open incidents and requested items

[Community Alums]

I want to calculate average age of all open incidents and open requested item in instance

Kindly help how to calculate.

[Saurav11]

Do you want it in a report or script?

[Community Alums]

In a report.

[Saurav11]

Are you using Performance Analytics,

If yes then those reports are already there in the system

Please mark answer correct/helpful based on Impact.

[Community Alums]

Yes but where can I see single score report for average open incidents?