International oil prices rose on the 20th.

As of the close of trading that day, the price of light crude oil futures for September delivery on the New York Mercantile Exchange rose by 86 cents to settle at $63.21 per barrel, with an increase of 1.38%; while the price of Brent crude oil futures for October delivery in London rose by $1.05 to settle at $66.84 per barrel, with an increase of 1.60%.