1. Poor (PR-01): $250 - $350
2. Fair (PR-02): $300 - $400
3. Good (PR-03): $350 - $450
4. Very Good (PR-04): $400 - $500
5. Fine (PR-05): $450 - $550
6. Extremely Fine (PR-06): $500 - $600
7. About Uncirculated (PR-07): $550 - $650
8. Uncirculated (PR-08): $600 - $700
9. Mint State - 60 (PR-60): $800 - $1,000
10. Mint State - 61 (PR-61): $1,100 - $1,300
11. Mint State - 62 (PR-62): $1,400 - $1,600
12. Mint State - 63 (PR-63): $1,700 - $2,000
13. Mint State - 64 (PR-64): $2,000 - $2,500
14. Mint State - 65 (PR-65): $2,500 - $3,000
Please note that these prices are approximate and can fluctuate based on market conditions, collector demand, and the specific characteristics of the proof set. It's always a good idea to consult with a reputable coin dealer or refer to reliable price guides for the most accurate valuation.