International oil prices surged significantly on the 27th.

As of the close of the day, the price of light crude oil futures for delivery in May on the New York Mercantile Exchange rose by $5.16 to close at $99.64 per barrel, an increase of 5.46%; the price of Brent crude oil futures for delivery in May on the London Brent Exchange rose by $4.56 to close at $112.57 per barrel, an increase of 4.22%.