What is percentage of people who have kidney failure every year?

where does the money that we did not use or what left that we can’t use in our health insurance goes?
does it go back to the company of the insurance? or we can use it again? where does it goes exactly?
– is it wasted money?
– what is percentage of the wasted money from health insurance card ?
– what is percentage of people who have kidney failure every year?
-what is percentage of people who have kidney failure who can’t pay for the medications and needy dialysis?
-what does kidney failure leads to?
-more research about the topic !
-Thesis Statement
3 new ideas that never exist before to help these people who can’t afford the medication or needy dialysis from our wasted money from our health insurance card