What’s a water-damaged Apple MacBook 13" worth?

I want to sell my computer... how can can I sell it for?
i bought it last year in august

It as minor water damage to the logic board and top case.

here is the description of my computer

Hardware Overview:

Model Name:MacBook
Model Identifier:MacBook4,1
Processor Name:Intel Core 2 Duo
Processor Speed:2.1 GHz
Number Of Processors:1
Total Number Of Cores:2
L2 Cache:3 MB
Memory:1 GB
Bus Speed:800 MHz
Boot ROM Version:MB41.00C1.B00
SMC Version (system):1.31f0
Serial Number (system):W8831BCY0P0
Sudden Motion Sensor:

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