2004

8.3

2022

7.0

2006

7.9

1996

8.1

2024

6.3

1991

7.4

10.0

1999

6.9

1997

6.3

2016

6.9

2024

8.0

2021

9.0

2005

7.8

2016

7.6

2008

7.7

1997

7.0

2016

8.6

2005

5.3

1987

7.5

1977

8.2