Dan01 - 12:13 am on Oct 22, 2011 (gmt 0)
It is hard to tell why anyone gets more traffic. For instance, if you rank good for earthquake and there is a big earthquake - you get tons of traffic. The best way to keep track of things, IMO, is with SERPS, but this is dependent on where you are, your log-in etc. Keep track of your SERPS.