International oil prices rose on the 30th.

As of the close that day, the price of light sweet crude oil futures for December delivery on the New York Mercantile Exchange rose by $2.12 to settle at $104.12 per barrel, an increase of 2.08%; the price of London Brent crude oil futures for December delivery rose by $2.76 to settle at $117.64 per barrel, an increase of 2.4%.