| Variable | Model Selected | |
| MSE | ||
| Model | HN Inequality | |
| Gas Production | 1-2-1 1-5-1 1-10-1 | 10 < 5 < 2 |
| Gas Utilization | 1-2-1 1-5-1 1-10-1 | 10 < 5 < 2 |
| Gas Flared | 1-2-1 1-5-1 1-10-1 | 10 < 5 < 2 |