You also have to remember they had a 5 for 1 stock split back in 1998, it looks like it took about 5 years to go from $15 to over $60 a share and then another 8 years to reach $175, unadjusted. I will gladly take that.
How to trade.... 1. Find opportunities in your circle of competence. 2. Be greedy when others are fearful. 3. Buy when your margin of safety is highest.