CUSTOMS REVENUE OF THE UNITED STATES.

A Comparative Statement showing the Customs Revenue, Amount of Dutiable and Free Goods Imported, and the Average Rate of Duty in each Year from 1821 to 1879, inclusive. [From the Official Reports on Commerce and Navigation.]

NOTE.-The percentages of duty are only approximately, not absolutely, correct, the rates being computed for the earlier years upon the gross value of merchan dise, etc., imported, instead of upon the value of goods entering into consumption in the respective years.