text: i need an overview of the energy industry - a profile, the segments, trends, size...where can i look for free?   this is from 2004 - http://www.agmrc.org/nr/rdonlyres/a24b5841-2846-42e6-9c4c-d30c49d06b0e/0/energyoverview.pdf  www.hoovers.com gives free sector reports but my connection won't let me access it.