Caterpillar is reporting an 11 percent gain in fourth quarter sales and revenue from one year ago. Chief Financial Officer Andrew Bonfield says Caterpillar’s fourth quarter sales and revenue were $14.3 billion compared to $12.9 billion. “Construction industries saw good strong sales in North America, particularly in oil and gas and residential building construction,” says Bonfield. “For resource industries, we saw very strong sales in mining and heavy construction equipment. Also a very strong performance in original equipment sales for the quarter.” Caterpillar reported 2018 full year sales and revenue of $54.7 billion.