Diesel dipped 0.7 cent to $4.079, its second straight decline following 11 weekly increases, and gasoline also fell for a second week. Gasoline fell 2.2 cents to $3.804 a gallon. Despite the downturns, diesel is now 33 cents higher than the same week last year, while gas is 37.1 cents higher. Diesel fell 4.9 cents last week and Monday’s 0.7 cent drop is the smallest decline since early January when it fell half a cent.