2011

8.5

2016

7.9

2023

9.1

2024

9.9

2020

6.8

2008

5.2

1999

8.0

2016

4.5

2012

6.1

1929

6.2

5.7

2017

7.4

2009

6.0

1991

5.7

2007

9.8

2017

7.9

2016

7.2

2020

7.5

1984

6.7

1888

4.9