Classes of vulnerability indexes | Index intervals | Degrees of vulnerability |
1.48 - 2.017 | 0% - 30% | Very low |
2.03 - 2.28 | 31% - 45% | Low |
2.30 - 2.55 | 46% - 60% | Moderate |
2.57 - 2.82 | 61% - 75% | High |
2.84 - 3.27 | 76% - 100% | Very high |