Return period (year)

10

20

50

100

350

500

Return level

191.1

200.0

211.0

218.9

233.7

240.8

Standard errors

6.820

9.710

14.20

18.05

27.10

32.12

95% CI

[177.7, 204.4]

[180.9, 219.0]

[183.2, 238.9]

[183.5, 254.3]

[180.5, 286.8]

[177.8, 303.7]