$AMZN Hammer Pattern 
Daily appearances since 2010-01-04: 87
Performance (Close) 5 days later ±:
Avg: 4.29
Worst: -129.12
Best: 113.75 

10 days later:
Avg: 11.13
Worst: -220.88
Best: 178.92 

30 days later:
Avg: 35.53
Worst: -126.07
Best: 602.87