Tourists who visited local national parks spent more money there in 2011 than in the year prior, accounting for $262 million in spending around the Golden Gate National Recreation Area, Muir Woods and Point Reyes National Seashore, according to a new study commissioned by the National Park Service. Muir Woods visits were up nearly 8 percent (to 897,131 visitors) and spending by out-of-town visitors vaulted 14 percent, while visits increased only modestly, between two and…