2011

7.3

1980

6.3

1964

7.4

2009

8.5

2009

6.2

2014

6.6

2024

6.7

2018

7.9

2021

9.2

2021

6.2

2013

8.1

2022

7.0

1996

7.5

2016

6.6

2018

5.0

2021

6.6

2016

7.4

2019

7.7

2009

5.5

2021

5.8