SPI | Category | Number of time in 45 years | Percentage of occurrence | Severity of events |
≥2 | Extremely wet | 6 | 4.1% | 1 in 7.5 years |
1.5 - 1.99 | Severely wet | 11 | 7.5% | 1 in 4.1years |
1 - 1.49 | Moderately wet | 14 | 9.6% | 1 in 3.2 years |
0 - 0.99 | Mild wetness | 34 | 23.3% | 1 in 1.3 years |
0 to −0.99 | Mild dryness | 41 | 28.1% | 1 in 1.1 years |
−1 to−1.49 | Moderately dry | 23 | 15.8% | 1 in 2.0 years |
−1.5 to −1.99 | Severely dry | 13 | 8.9% | 1 in 3.5 years |
≤−2 | Extremely dry | 4 | 2.7% | 1 in 11.3years |
Total | 146 | 100% |
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