Bracket Lower limit Higher limit
1. from $21,169 to less than $22,000
2. " $22,000 " $24,000
3. " $24,000 " $27,000
4. " $27,000 " $30,000
5. " $30,000 " $33,000
6. " $33,000 " $36,000
7. " $36,000 " $39,000
8. " $39,000 " $42,000
9. " $42,000 " $45,000
10. " $45,000 " $48,000
11. " $48,000 " $51,000
12. " $51,000 " $54,000
13. " $54,000 " $57,000
14. " $57,000 " $60,000
15. " $60,000 " $63,000
16. " $63,000 " $66,000
17. " $66,000 " $69,000
18. $69,000 or more