2 = $3,000-3,999
3 = $4,000-4,999
4 = $5,000-5,999
5 = $6,000-6,999
6 = $7,000-7,999
7 = $8,000-8,999
8 = $9,000-9,999
9 = $10,000-14,999
10 = $15,000-19,999
11 = $20,000-24,999
12 = $25,000-29,999
13 = $30,000-34,999
14 = $35,000-39,999
15 = $40,000-49,999
16 = $50,000-74,999
17 = $75,000-99,999

Personal income
0 = no income
1 = $0 - $9,999
2 = $10,000-29,999
3 = $30,000 or above

1 = 21-29
2 = 30-49
3 = 50 or above

1 = primary or lower
2 = secondary
3 = post secondary or above