The traffic to the MIT Mathematics OCW Scholar courses is outstanding. One course, 18.01SC Single Variable Calculus, has reached 2.2 million visits. 18.02SC Multivariable Calculus and 18.06SC Linear Algebra have each received more than 1 million visits, and 18.03SC Differential Equations (which was published in late 2013) is now approaching 1 million. In the last 18 months, 14 new course sites have been published for the Mathematics Department through MIT OpenCourseWare.