And 22 per cent haven't any regulation at all. From your Cambridge English Corpus The continued usage of dependency ratios could possibly be as a result of habit or custom apply - familiarity with how anything is normally done; "it isn't the neighborhood practice to wear shorts to meal" Endless https://custom-felt-pennant08416.thezenweb.com/the-2-minute-rule-for-custom-felt-pennant-76859839