| Intensity | Definition |
| 1 | Equal importance |
| 2 | Equal to moderate importance |
| 3 | Moderate importance |
| 4 | Moderate to high importance |
| 5 | High importance |
| 6 | High to very high importance |
| 7 | Very high importance |
| 8 | Very high to extremely high importance |
| 9 | Extremely high importance |