Small fortune from 17:43-20:09?

In total 02:26, or 2.4333 hours for 21*0.0017=0.0357 BTC which means 0.0147 BTC/hour
With MtGox listing $11.93818 as the average currently, that's $0.1755/hour.

There are complains in the CrowdFlower forum about those low payments.
Warge should look for alternatives.