With 50 visitors and 2-3 clicks you should be very satisfied. I have about 100-250 visitors a day and sometimes I don't get any clicks at all. I focus most on content and not so much on earnings yet. So it might be because I haven't been doing so much research of my ads.
26/11/11 Page views =47 Click= 1 CTR= 2.13% Estimated Earning= UK£0.75 I cant understand how to increase traffic.. adding content on site even.. but how
Actually adding content may be counterproductive. Experiment with different ad placements, and make sure the ads that show are relevant to your audience.