0 = Female
1 = Male

0 = Never
1 = Former
2 = Current

0 = no
1 = yes

0 = <18,5
1 = 18,5 - 24,99
2 = 25 - 29,99
3 = >30

1 = Jan-Mar
2 = Apr-Jun
3 = Jul-Sep
4 = Oct-Dec

Age < 80 (FILTER)
0 = Not Selected
1 = Selected

0 = Grade C
1 = Grade D