南达科他州和北达科他州的汽油价格下降，平均分别为每加仑 3.15 美元和 3.19 美元，低于全国平均水平的 3.41 美元。 South Dakota and North Dakota gas prices decrease, averaging $3.15 and $3.19 per gallon respectively, lower than the national average of $3.41.

南达科他州的汽油价格上周下跌近 5 美分，平均为每加仑 3.15 美元，比一个月前下降 8 美分，比一年前下降 21.5 美分。 South Dakota's gas prices fell by nearly 5 cents in the last week, averaging $3.15 per gallon, which is 8 cents lower than a month ago and 21.5 cents lower than a year ago. 北达科他州的平均价格目前为 3.19 美元，比一年前下降了 22 美分。 North Dakota's average price is now $3.19, down 22 cents from a year ago. 这两个州的油价都低于每加仑 3.41 美元的全国平均水平，分析师预计全美汽油价格还将进一步下跌。 Both states' prices are lower than the national average of $3.41 per gallon, and analysts expect further drops in gasoline prices across the US.