地域別(ちいきべつ)に見(み)ると、若年層(じゃくねんそう)の比率(ひりつ)に大(おお)きな差(さ)がある。

Viewed by region, there is a significant difference in the proportion of young people.

輸出品(ゆしゅつひん)に占(し)める機械類(きかいるい)の比率(ひりつ)が年々高(ねんねんたか)まっている。

The proportion of machinery among exported goods is increasing year by year.