The ONE word that best describes him:

Look for patterns... top five descriptions.

Feb 2004: 5. Arrogant 4. Liar 3. Leader 2. Fair 1. Honest
May 2004: 5. Arrogant 4. Leader 3. Incompetent 2. Good 1. Honest
Feb 2005: 5. Incompetent 4. Arrogant 3. Integrity 2. Good 1. Honest
Jul 2005: 5. Integrity 4. Good 3. Arrogant 2. Incompetent 1. Honest
Mar 2006: 5. Christian 4. Liar 3. Idiot 2. Good 1. Incompetent
Feb 2007: 5. Idiot 4. Good 3. Honest 2. Arrogant 1. Incompetent

Homeland Arrogance and Incompetence Alert: ELEVATED

Thanks to those trusty Pew people for the info.
http://people-press.org/reports/questionnaires/304.pdf

So what happened n March 2006? Why the sudden appearance of "Christian" in the top five? And why did "Arrogant" drop off the list?