$UNH Dark Cloud Cover Pattern 
Daily appearances since 2010-01-04: 95
Performance (Close) 5 days later ±:
Avg: 1.02
Worst: -27.39
Best: 37.24 

10 days later:
Avg: 1.28
Worst: -28.98
Best: 32.58 

30 days later:
Avg: 2.37
Worst: -85.87
Best: 54.77