2015년과 2016년에도 지역 모형의 오차율이 낮았고, 2017년에는 두 모형이 동일한 평균 오차율을 갖는 것으로 나타났다.
The error rate of the regional model was also low in 2015 and 2016, and it was found that both models had the same average error rate in 2017.