In 2009, Internationale Outstanding University (IOU) had an enrollment of 26,185 undergraduates, each of whom paid $6,082 per year in tuition. In 2010, enrollment was 27,684 students, and tuition was raised 4.9%. In 2011, IOU received $186.8M in revenue from student tuition, and enrollment was 27,151 students. In 2012, it is estimated that tuition will be $6,940 and IOU needs to receive 6.0% more total revenue from tuition than in 2011. What was the growth rate of tuition from 2010 to 2011?