1 mm 이하 강우일만을 가지고는 비가 적게 오는 경우를 설명하기에 부족하다고 생각되어 5 mm 이하 강우일수도 분석해 보았다.
It was thought that it was insufficient to explain when there was less rain with only 1 mm or less rainfall days, so we analyzed rainfall days below 5 mm.