| Distribution | Loglikelihood | AD | AIC |
| Lognormal (3P) | −2978 | 1.627 | 5962.0 |
| Gamma (3P) | −2979.1 | 1.906 | 5964.2 |
| Lognormal | −2980.2 | 1.916 | 5964.4 |
| Gamma | −2981.6 | 2.241 | 5967.1 |
| Weibull (3P) | −2988.5 | 3.607 | 5983.1 |
| Weibull | −3020.1 | 7.937 | 6044.1 |