2015

8.0

2009

5.3

1970

6.4

1972

6.2

2012

7.8

1979

7.6

1990

7.4

1992

6.4

2018

6.9

1989

7.0

2022

7.3

2025

7.4

2018

7.1

2023

8.1

1972

7.2

2007

6.8

1994

5.4

2011

5.5

2008

6.2

2013

7.2