| DMU | t = 1 | t = 2 | ||||
| x | z | y | x | z | y | |
| A | 15 | 3 | 7 | 20 | 6 | 10 |
| B | 15 | 5 | 10 | 14 | 4 | 10 |
| C | 16 | 4 | 8 | 19 | 4 | 6 |