from West Virginia topped $3 billion, growing 39.5% over the same period from the previous year and ahead of the national average by 15.7%. Forbes ranked Morgantown as the 10th-best small city in the nation to conduct business in 2010. The city is also home to West Virginia University, the 95th-best public university, according to U.S. News & World Report in 2011. The proportion of West Virginia's adult population with a bachelor's degree is the lowest in the U.S., at 17.3%. The net corporate income tax rate is 6.5% while business costs are 13% below the national average. The U.S. Bureau of Economic Analysis reported that in 2014 West Virginia's economy grew twice as fast as the next fastest-growing state east of the Mississippi River, ranking third alongside Wyoming and just behind North Dakota and Texas among the fastest-growing states. Tourism Tourism contributed $4.27 billion to the state's economy and employed 44,400 people in 2010, making it one of the state's largest industries. Many tourists, especially in the eastern mountains, are drawn to the region's notable opportunities for outdoor recreation. Canaan Valley is popular for winter sports, Seneca Rocks is one of the premier rock climbing destinations in the eastern U.S., the New River Gorge/Fayetteville area draws rock climbers as well as whitewater rafting enthusiasts, and the Monongahela National Forest is popular with hikers, backpackers, hunters, and anglers. Also drawing tourism to the state is the West Virginia State Park & State Forest system, which comprises 45 units covering 164,000 acres. In 2021, over 9 million people visited a West Virginia state park, the highest number on record. This is partly due to a recent $151 million improvement project that has seen improvements at every park and forest. In addition to such outdoor recreation opportunities, the state offers a number of historic and cultural attractions. Harpers Ferry National Historical Park is a historic town situated at the confluence of the Shenandoah and Potomac rivers. Harpers Ferry was the site of John Brown's 1859 raid on the U.S. Armory and Arsenal. Located at the approximate midpoint of the Appalachian Trail, Harpers Ferry is the base of the Appalachian Trail Conservancy. The Greenbrier hotel and resort, originally built in 1778, has long been considered a premier hotel, frequented by numerous world leaders and U.S. presidents over the years. West Virginia is the site of the National Radio Astronomy Observatory, which features the