1 = Grade C students
2 = Grade B students
3 = Grade A students

0 = low
1 = medium

0 = low
1 = high

0 = low
1 = high
2 = serious

1 = adolecent
2 = youth
3 = adult

0 = female
1 = male

0 = rural
1 = urban

1 = single
2 = married
3 = divorced

2 = medium
3 = high

0 = unemployed
1 = paid employee
2 = self employee

0 = no
1 = yes

low
medium

0 = low
1 = medium
2 = high

low
high
2 w = serious

low
1 } = high
2 q = serious

1 = highschool and lower
2 = degree and certificate
3 = masters and above

0 = unhappy
1 = happy