2014

6.1

2020

8.2

1987

8.4

2023

7.7

2016

7.9

2013

7.9

1975

8.3

2000

7.1

2007

8.3

1993

7.9

2011

8.5

2006

7.0

2011

7.6

2019

6.8

2009

8.3

2020

7.6

2018

8.1

2024

7.2

1970

7.6

2018

7.8