Return periods (year) | 2 | 5 | 10 | 20 | 50 |
Probability associated with the not exceedance | 0.5 | 0.8 | 0.9 | 0.95 | 0.98 |
Gumbel variable | 0.36651292 | 1.49993999 | 2.25036733 | 2.97019525 | 3.90193866 |