Six, seven, six, seven, eight, nine, 10, 11, five, eight, five, eight, 10, 11, 12, 13, 11, 12, 12, 10, 12, 10, 11, 12, 13, 12, 13, 13, 14, two, 13, 14, 15, 16, 17, 11, 16, 17, 18, three, 13, two, 18, 19, 20, nine, two, two, 19, two, 19, nine, 20, 14, 18, 15, 17.