Current reaction lows (Monthly charts):
S&P500 - 768.63 - (Currently 806.58) 4.7% above RL
DJ30 - 7,181.47 - (Currently 7,997.28) 10.2% above RL
NAS COMPOSITE - 1,108.49 (Currently 1,386.42) 20% above RL
The following is just for a bit of fun, but who knows - (4.7+10.2+20)/3=11.63% that...