| http://www.w3.org/ns/prov#value | - ???Nearly 38 percent of all Americans participated in wildlife-related recreation in 2011, an increase of 2.6 million participants from the previous survey in 2006,??? said Perez. ???They spent $145 billion on related gear, trips and other purchases, such as licenses, tags and land leasing and ownership, representing 1 percent of the nation???s gross domestic product.???
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