There is also the Chronology site that really helps put things into perspective - Edit 1
Before modification by darius_sedai at 14/05/2012 01:36:08 PM
I believe it was compiled by Steven Cooper ... Excellent reference ... People tend to not realize that the last 6-7 books all take place in about a 6-7 month window whereas the first 6 books take place over about 18 months.