How much would you think a cabbage patch baby doll from around 1975-80 would be worth?

It is out of the box and no papers, but in excellent condition
How much would you think a cabbage patch baby doll from around 1975-80 would be worth?
In box, or out of box?

If they are out of box, in good condition, I see 'em go for $4 - $20 each in flea markets.
Reply:I would think about $25, but I have seen them sell for cheaper.
Reply:Uhm. If you usually take it down to your local antique shop, they'd be able to tell you.
Reply:try e-bay you might get a ideas