I am selling one of my sites but don't know how much to offer. Please help me evaluate the price.

Here is simple details:

Created: 2007-10-15
Expires: 2008-10-15
Hosting is already paid until 2008-10-15

Google PR: 2
Alexa Rank: 372,568
Backlinks: 4,172

Pages indexed by Google: 14

Google 126
Yahoo 3831
Altavista 1530
AllTheWeb 1250

The site has earned $98 last Januaray but because of server corruption resuting to loss of all files, I lost momentum to promote. Thus, the combines earnings of February and March is $140.
I am accepting individual ads through blogroll and last month the site earned $105 for reviews and blogroll.

keywords and google position

fake online business - 1
ad networks companies - 1
advertising networks companies - 2
scam article writing - 10
lists of social bookmarking sites - 13
lists of free advertising forums - 14
link building basics - 19

Please help me how much the price can I offer to buyer.

Thank you very much

it depend whats your keyword.According to you its on 14 page on google but in what keyword and whats your demand.