Grit FEMALE FEMALE 15 TO 19 FEMALE 20 TO 29 FEMALE 30 TO 39 FEMALE 40 TO 49 FEMALE 60 TO 69 MALE MALE 15 TO 19 MALE 20 TO 29 MALE 30 TO 39 MALE 40 TO 49 MALE 50 TO 59 MALE 60 TO 69 N-OPEN