The Nippon Web Framework Smackdown has created some confusion on what the numbers mean, but today (or yesterday), the author unveiled the true meaning of the numbers and ranking. Or better put: as far as I could tell from the Japanese to English translation by Google...

This time he also included Struts into the graph and had refreshed the numbers:

So you can see: Wicket even beats Struts...

For those that are too lazy to read the article itself, apparently it is the number of delicious bookmarks for each framework. Strange thing: I searched for wicket on the delicious website, and I only got 171 hits. I'm not complaining though!