1966

6.8

2020

7.8

1975

7.9

2023

10.0

1998

6.9

2024

0.0

1931

7.1

2004

6.8

2007

5.8

0.0

2004

5.6

1986

6.4

1968

0.0

2012

7.0

1997

8.3

2021

0.0

2021

9.3

2016

2.0

1987

6.2

2011

5.0