Average Query Length on Major Search Engines, February 2010

Here are some query length statistics from 2006, 2007, and 2009.

But how good/bad are people in writing queries today? What is the distribution of the lengths? Does it vary between search engines?

This morning I decided to investigate that. After the analysis of some log files, here are some updated statistics as of February 2010.

[Full post and table at new address]