Ford Motor Co. said Friday that its auto sales in 2013 rose 10.8 percent to reach 2.49 million units, the highest level since 2006. It sold 763,402 F-Series trucks, now the best-selling vehicle in the US for 32 straight years, while sales of small cars and sport-utility vehicles, including the Fiesta subcompact, Fusion midsize sedan and Escape compact SUV, set annual sales records.