| Intensity of importance | Definition | Intensity of importance | Definition |
| 1 | Equal importance | 6 | Strong to very strong importance |
| 2 | Equal to moderate importance | 7 | Very strong importance |
| 3 | Moderate importance | 8 | Very to extremely strong |
| 4 | Moderate to strong importance | 9 | Extreme importance |
| 5 | Strong importance |
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