You meet an old friend, and find out that they are recovering from a shoulder surgery. So you decide to examine their arm range of motion. You ask them to perform a straight-arm lateral raise. At full adduction you measured 164 degrees. At full abduction you measured 15 degrees. Your friend took 1,975 ms to perform the motion. How fast did the arm rotate?

(Provide your numerical answer in degrees/s, and round to 2 decimal places)