What is the year-wise UPSC Mains cutoff trend from 2013 to 2024?

Mains cutoff (written, out of 1750) for General has ranged from 564 in 2013 to a peak of 809 in 2017, settling near 729-748 in recent years. Higher Mains cutoff usually means the Prelims was easier and a stronger cohort reached Mains.