2020

8.0

2014

5.2

1984

8.0

1997

8.3

2023

7.4

1990

7.5

1993

7.8

1996

7.6

2005

7.1

1998

6.9

2017

6.5

2020

8.2

2002

5.8

2007

7.0

2004

6.4

2007

6.0

1984

3.2

2013

7.1

1985

6.0

2014

6.0