2011

7.2

1997

6.0

2016

7.5

2006

9.3

2017

7.5

2021

7.8

1974

8.2

2024

9.0

1984

6.1

2018

7.8

1999

6.0

2012

6.0

1959

8.5

2015

8.2

1975

8.3

2019

7.8

2008

7.6

2007

5.2

2019

8.2

2004

3.8