With Time in Status for Jira Cloud you can generate 7 types 7 types of reports:
1. Time in Status
Determines for how long your issues stayed in each status.
A grid with average time issues spent in statuses during a specific period of time.
At the grid metric select how you want to see Average Time in status: Hourly, Daily, Weekly, Monthly, or Quarterly.
4. Status Entrance Date
Shows the date and time when every issue entered each of the statuses for the first time.