Riverside (CBS)— The average price of a gallon of self-serve regular gasoline in the Inland Empire has climbed to its highest price since Fall 2008.

The average price in Riverside and San Bernardino counties increased three-tenths of a cent to $3.383, its highest since Oct. 14, 2008.  The price has been on the rise for six consecutive days — 1.2 cents Wednesday, nine-tenths of a cent Thursday, 1 cent both Friday and Saturday, eight-tenths of a cent Sunday and three-tenths of a cent today.

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According to figures from the AAA and Oil Price Information Service, the current price is 5.1 cents more than a week ago, 6.2 cents higher than one month ago and 41.1 cents above what it was one year ago.

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Analysts cite high oil prices as the reason for the rising gasoline prices. Crude oil costs account for two-thirds to three-quarters of the price of a gallon of gasoline, according to Tupper Hull, vice president of strategic communications for the Western States Petroleum Association, a trade association representing oil companies in six western states.

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