How tall will i be when im done?

ok so i do most of my growing in summer. idk y. right now im like 5'8 1/2 so i will be roughly 5'10 by sept. because i grow 3 1/2 inches evry year. i was 5'6 1/2 last year. my mom is 5'10 and my dad is 5'11 or 6 feet. my bro is 6'1 height runs on dads side. i take up little of dads and more of moms. im alredy at my moms height or soo. im like 1 inch shorter. but i will be at her height by end of summer. how tall will i be when im done growing. im plannin on doing nutrional foods only durin summer along with stretchin and milk. i red somewhere tht u will be average of parents height plus 2 for boy minus two for girl. tht meens i will be bout 6 3 to 6 4 becuz by the end of next year summer i would be 6 1/2. but i want to be 6'4. i love bball and hope to be an nba player. gotta be dunkin like dwayne wade if i get to his height