SAN DIEGO (CNS) - The average price of a gallon of self-serve regular gasoline in San Diego County rose nine-tenths of a cent Thursday to $3.627, one day after falling three-tenths of a cent.

The average price is 4.5 cents more than one week ago but 10.6 cents less than one month ago and 3.1 cents lower than one year ago, according to figures from the AAA and Oil Price Information Service.

The average price has risen seven times, decreased four times and been unchanged once over the past 12 days, increasing 4.4 cents during that span.