新規 しんき住宅 じゅうたく着工 ちゃっこう件数 けんすうであれば
shinkijūtakuchakkōkensūdeareba

Noun
Da Copula

The "-eba" conditional form ("if/when…") of 新規住宅着工件数

1. If/when the number of new housing starts; If the number of new housing starts were

Ba Conditional