1931

5.8

2010

7.9

2009

8.5

1953

4.8

2015

7.0

1970

6.0

2019

5.0

1979

5.9

1994

3.8

2007

9.0

10.0

2023

10.0

2017

5.6

1994

5.8

2024

7.5

2022

8.5