6th grade, 7th grade, 8th grade
Codes
Label
6th grade, 7th grade, 8th grade
-
6 6th grade -
7 7th grade -
8 8th grade -
9 9th grade -
10 10th grade -
11 11th grade -
12 12th grade -
13 1 year of college -
14 2 years of college -
15 3 years of college -
16 4 years of college -
17 5 or more years of college -
18 1 year of graduate school -
19 2 years of graduate school -
20 3 years of graduate school -
21 4 years of graduate school -
22 5 or more years of graduate school