Why have I only got 35 credits after clicking on 100s of emails here

I am very puzzled with ap adsense I click a flood of emails into my inbox and get rewarded with 10 tokens what do I do with them? and where are they ? Am I wasting my time with this AP adsense I do not see any support contact Iether Can you help me out I am very busy promoting my new Money Earner http://2.1glow.com to be wasting time