How Many Prime Numbers Will You Find?

The spacing between the primes can be kind of wankey, like sometimes there's a pretty big gap in there. As you list primes up to larger and larger numbers, how many of those numbers that you go through will actually be prime? The heart of the remon hypothesis is one of the clay math institute millennium prize blems. There's a million dollar prize for answer. It's one of the most famous questions, and we have no idea how to do it.