How rich people are getting, or how many people are getting "rich"? If you go for the former you should take an average, and it's not going to be impressive. If

How rich people are getting, or how many people are getting "rich"? If you go for the former you should take an average, and it's not going to be impressive. If you go for the latter it'll be clear you're focused on a small minority, so it's not going to be impressive. So you have to go for something ambiguous and nebulous to impress people. No wonder you have a hard time "explaining" it!