From 550 clicks the last 14 days: 59 sales.
Conversion of 10,5%.
Thats +/- 25 cents per visitor.
Tradetracker gets me:
64 clicks, 8 sales, 15€
So 12,5% conversion, 23 cents per visitor.
Not that bad I guess, but I only forward buyers (have an internal product page, where I send my visitors...