^ also what's your budget? For each year?
Here's the normal prices:
2015 (WITH TID) $70
2015 (WITHOUT TID) $50
2013 (WITH TID): $100-$150
2013 (WITHOUT TID) $100 MAX
2012 (WITH TID) $250
2012 (WITHOUT TID) $200
2011 (WITH TID) $350
2011 (WITHOUT TID) $300
Also they vary if the name is OG or not.