West Texas Intermediate crude oil settled 0.25 to 0.52 cent higher, with August at $17.46 a barrel.

West Texas Intermediate crude oil settled 19 cents to 25 cents higher at $16.49 a barrel.

West Texas Intermediate crude oil was 1 cent lower to 19 cents higher, with August at $16.94 a barrel.

West Texas Intermediate crude oil, the American benchmark, traded briefly above $24.

West Texas Intermediate crude oil closed above $20 a barrel in futures trading for the first time in 17 months.

She said that West Texas Intermediate crude oil, an industry benchmark, would probably sell for $21 a barrel in the next few months.

West Texas Intermediate crude oil was 4 to 18 cents higher, with July at $19.52 a barrel.

West Texas Intermediate crude oil settled 8 to 12 cents higher, with May at $20.15 a barrel.

West Texas Intermediate crude oil, the benchmark American grade, was 14 to 22 cents lower.

West Texas Intermediate crude oil settled 20 to 23 cents lower, with February at $16.77 a barrel.