AOL Keyword Tool

AOL has released more than 20M web queries collected from ~650k users over three months (from March 1, 2006 - June 1, 2006). We'd like to present an easy web interface to analyze current data enhanced by most advanced stats.
 Keywords  Unique Users  Search Volume  Top Clicked Position  Most Users Ended Up
after electrons in hydrogen atoms are excited to the n 3 energy state 1 1 0
after electrons in hydrogen atoms are excited to the n 3 energy state how many different frequencies of radiation can be emitted as the electrons return to the ground state 1 1 0