How many noncompliance incidents are there per year for no smoking ( like the crew finds the ash/buts in the tray or other evidence)? Is it tracked? Never is

How many noncompliance incidents are there per year for no smoking ( like the crew finds the ash/buts in the tray or other evidence)? Is it tracked? Never is a very, very long time. Smoking may not be a thing in a few more decades.