I've only been keeping official lists since 2008, and I wouldn't change any of mine except for possibly that year, as noted at the end of the previous page of this thread (swapping Burst - Lazarus Bird for Meshuggah - obZen).
My others were:
2009: Cobalt - Gin
2010: High on Fire - Snakes for the Divine
2011: SubRosa - No Help for the Mighty Ones
2012: You'll have to read my year-end thread - which might be finished in December or so of this year - to find out