Do ur grow fast?

Well, I have 2 wear a bra now. Ever scince I got my period, my s grew and i had to get one. Ive seen friends who start wearing a bra and in a few months get from an A to a B. Im 13 and I was wondering if ur grow fast at this age. I was also wondering when all the eople who r gong 2 answer this question got their height and growth spurt. Like, at what age did u start to groe really talll really fast and what age ur grew really fast.