| Problem Size (Number of Nodes) | Replication | Problem instance | Method | |
| SNRPGA2 | Mathematical Model | |||
| 10 | 1 | C102 | 35.754 | 35.754 |
| 2 | C103 | 35.754 | 35.754 | |
| 15 | 1 | C102 | 87.815 | 87.815 |
| 2 | C103 | 84.608 | 84.6079 | |
| 20 | 1 | C102 | 113.684 | 113.67 |
| 2 | C103 | 103.55 | 103.50 | |
| 25 | 1 | C102 | 132.181 | 132.179 |
| 2 | C103 | 124.45 | 124.44 | |
| 30 | 1 | C102 | 142.9 | 142.89 |
| 2 | C103 | 135.171 | 135.161 | |
| 35 | 1 | C102 | 207.848 | 207.82 |
| 2 | C103 | 188.99 | 188.41 | |