1997

6.5

2001

6.0

2006

5.1

2006

5.0

1992

6.9

1998

6.8

2020

0.0

2024

0.0

2003

6.5

2023

0.0

2014

3.1

1995

6.4

1983

7.1

1998

7.1

2009

7.0

2020

5.0

2017

6.5

2020

0.0

2010

7.4

1991

6.5