subject,age,sex 1,22,F 2,21,F 3,69,M 4,42,F 5,42,M 6,29,F 7,59,M 8,63,F 9,31,F 10,26,M 11,35,M 12,26,M 13,56,F 14,20,M 15,25,F 16,35,F 17,76,M 18,22,F 19,72,M 20,40,M 21,67,F 22,22,M 23,22,F 24,18,F 25,21,M 26,67,M 27,46,F