CHAP. XXII.

GENERAL AMOUNTS.

167

dred and eighty-one thousand six hundred andsixty-five pounds, making forty millions in thefifty-one years. We take the other fifty-nine yearsat the same amount, and add to the gold and silverof Spanish America between 1700 and 1810 eightymillions, thus calculating

Spanish America . . . £706,464,434

Portuguese America . . . 80,000,000

786,464,434

Or an annual product of . . 7,146,767

If to this be added the gold and silver of Europe

and the gold dust from Africa , taken at 853,233

We conclude that the sum of .

was the annual produce of the mines.

8 , 000,000