2012

8.2

2001

8.5

2007

7.3

1997

8.3

2019

8.1

1990

7.5

2013

7.6

1994

8.3

2013

7.2

2011

8.3

2015

7.7

2023

8.1

2024

7.6

2009

7.2

1987

7.3

2005

7.0

1991

7.1

2001

7.8

2025

7.4

2023

7.4