HIGHEST GRADE IN MY CLASS?!

I WAS CRYING LAST NIGHT CUS I THIUGHT I GENUINELY FUMBLED MY EXAM. I was actually bawling from how bad that went but my mark actually went up in biology?! I was at an 89 and now an 90?! I know other students from other schools gets far better marks but yall, this course was NOT EASY. Not only that, my marks the best in the class?!?!