Return period (years) | Annual chance of exceedance | Rainfall depth (mm) | SD | Confidence interval |
100 | 0.9900 | 103.0 | 26.70 | 50.2 - 155 |
50 | 0.9800 | 89.4 | 20.50 | 49.2 - 130 |
20 | 0.9500 | 71.6 | 13.30 | 45.5 - 97.7 |
10 | 0.9000 | 57.6 | 9.06 | 39.8 - 75.4 |
5 | 0.8000 | 42.9 | 6.63 | 29.9 - 55.9 |
3 | 0.6667 | 31.7 | 5.88 | 20.2 - 43.3 |
2 | 0.5000 | 21.3 | 5.25 | 11.0 - 31.6 |