[질문] 등급별차지하는비율좀알려주세요

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%입니다^^