[질문] 9등급은몇부터퍼몇퍼센트인가요??

1등급:4%/2등급:5~11%/3등급:12~23%/4등급:24~40%/5등급:41~60%/6등급:61~77%/7등급:78~89%/8등급:90~96%/9등급:97~100%