Context: I gratuated from college with the highest score in the past 20 years
Speaker 1: I just got back from my graduation! can you imagine after 5 years i graduated with the highest score of my college in the past 20 years! 
Speaker 2: Wow that is a long time ago.
Speaker 1: Yes! i studied so hard, can you imagine how i feel? i cannot believe it!
Speaker 2: Yes, where did you go to college?