Two parameter

Three parameter

Estimate

Standard

Improved

Standard

Improved

Threshold

573,942.146

1,025,881.322

573,933.6022

1,025,908.743

No. above threshold

30

21

30

21

Proportion above

0.0508

0.0515

0.0508

0.0515

Scale Estimate

8.14E+05

6.06E+05

8.14E+05

6.06E+05

Scale standard error

5933.39

2.07E+05

2.12E+05

2.07E+05

Shape Estimate

2.09E−02

2.24E−01

2.09E−02

2.24E−01

Shape standard error

0.186

2.67E−01

1.86E−01

2.67E−01

Asymptotic var-cov.scale

3.52E+07

4.28E+10

4.51E+10

4.28E+10

Asymptotic var-cov.shape

1.17E−02

7.14E−02

3.47E−02

7.14E−02

Deviance

876.5707

599.1953

876.5713

5.99E+02

Penalized Deviance

8.77E+02

599.668

876.5999

599.6657

AIC

880.5707

603.1953

8.81E+02

603.1929

Penalized AIC

603.1953

603.668

880.5999

603.6657