Samplicio.us offer

Hi...

I spend or wasted my time with an samplicio.us offer, which had a paid of i guess 2.40$ (?).
i was doing this offer for more than 30 minutes and it was almost finished.
they asked postal code and then came this;

Quote:

We're Sorry!
Unfortunately you did not qualify for that survey.
As you were not able to complete this survey, the
personal data you've provided will be promptly discarded.

Thank you for your participation!

What the hell is that?! I wasted more than 30 minuten !!