Canada’s main stock index gained for a second straight week despite closing lower on Friday even as crude oil prices continued to surge.

The S&P/TSX composite index closed down 159.54 points at 12,938.30.

In New York, the Dow Jones industrial average was down 360.91 points at 21,052.53. The S&P 500 index was down 38.25 points at 2,488.65, while the Nasdaq composite was down 114.23 points at 7,373.08.

The Canadian dollar traded for US70.71¢ compared with an average of US70.53¢ on Thursday.

The May crude contract was up US$3.02 at US$28.34 per barrel and the May natural gas contract was up 6.9 cents at US$1.62 mmBTU.

The June gold contract was up US$8.00 at US$1,645.70 an ounce and the May copper contract was down 2.6 cents at US$2.19 a pound.