Bracket Lower limit Higher limit
1. from $20,647 to less than $21,500
2. " $21,500 " $23,500
3. " $23,500 " $26,500
4. " $26,500 " $29,500
5. " $29,500 " $32,500
6. " $32,500 " $35,500
7. " $35,500 " $38,500
8. " $38,500 " $41,500
9. " $41,500 " $44,500
10. " $44,500 " $47,500
11. " $47,500 " $50,500
12. " $50,500 " $53,500
13. " $53,500 " $56,500
14. " $56,500 " $59,500
15. " $59,500 " $62,500
16. " $62,500 " $65,500
17. " $65,500 " $67,500
18. $67,500 or more