| U | a1 | a2 | a3 | a4 | 
| x1 | 0.6 | 0.7 | 0 | 1 | 
| x2 | 0.9 | 0.5 | 0.1 | 0.9 | 
| x3 | 0.2 | 0.7 | 0.5 | 1 | 
| x4 | 0.9 | 0.5 | 0.1 | 0.9 | 
| x5 | 0.3 | 0.5 | 0.1 | 0.9 | 
| x6 | 0.6 | 0.7 | 0 | 1 |