fit exp { 0, 3, 3, 0, 3, 1, 0, 3, 0, 3, 1.36, 0.64, 2, 0, 1, 4, 8, 6.64, 5.36, 0, 0, 3, 6, 2, 2, 10, 3, 0, 12, 9, 7, 11}