Average Length of Google Search Keywords

With more and more webmasters focusing on SEO to get to the top of the search results, it is probable that the users are finding it more difficult to exactly find an answer to their query. The result – increase in the use of long tail keywords in search. Here is the current share of keywords of different length used in Search engines like Google (growth since last year given in brackets)

One word : 24.32% (0%)
Two words : 23.55% (-1%)
Three words : 20.52% (-1%)
Four words : 13.69% (-1%)
Five words : 7.94% (1%)
Six words : 4.30% (2%)
Seven words : 2.33% (3%)
Eight and more : 3.35% (6%)