No mint mark :
* Good: 0.50
* Very good: 16
* Fine: 27
* Very fine: 60
* Extremely fine: 70
* Uncirculated: 80
-D mint mark:
* Good: 0.50
* Very good: 2.00
* Fine: 4.00
* Very fine: 11
* Extremely fine: 15
* Uncirculated: 25
-S mint mark:
* Good: 0.50
* Very good: 2.50
* Fine: 5.00
* Very fine: 14
* Extremely fine: 19
* Uncirculated: 30