How do i get to Genin?

well sorry if this has been posted before but, can someone give me the amount of posts i need in order to advance in each rank? (Genin, Chuunin, Jounin, etc.)

Genin: Post count has to reach 100.
Chuunin: Post count has to reach 500.
Jounin: Post count has to reach 1000.
Sannin: Post count has to reach 4000 (or 5000, not sure).

4000 for sannin

you still got a while to go

student

thanks ^^