Silver added 12 cents to close at $31.93 an ounce.
Against the dollar, the euro was S1.3319 from $1.3378 Thursday. Against the yen, the dollar was 90.02 yen from 89.90 yen.
The British pound was $1.5865 from $1.6002 Thursday. The dollar was 0.9924 Canadian dollars from 0.9858 Canadian. The dollar was 7.7521 against the Hong Kong dollar from 7.7522 HKD.
Video of Victoria’s Secret models trying to 'twerk' hits Instagram
Costly malfunction causes beer flood at Boston-area brewery