What is a 1952 half dollar worth?

In 1952, the Franklin Half Dollar was minted in Philadelphia, Denver and San Francisco. According to USA Coin Book, these are the values:

Philadelphia: In good condition, this coin is worth about $7.60 up to about $23 in MS60 mint condition. In MS65 brilliant uncirculated condition, it is worth about $73. Proof coins are worth $240 in PR65 condition.

Denver: In good condition, this coin is worth about $7.60 up to about $23 in MS60 mint condition. In MS65 brilliant uncirculated condition, it is worth about $127.

San Francisco: In good condition, this coin is worth about $8.35 up to about $70 in MS60 mint condition. In MS65 brilliant uncirculated condition, it is worth about $95.