1999

6.8

2007

6.4

2006

6.4

2006

5.2

1998

5.4

2017

6.3

1993

7.3

2020

0.0

1998

7.5

2005

7.0

2006

7.0

1997

6.8

2005

6.7

1999

6.9

2002

6.2

2023

7.0

2025

0.0

1998

7.0

2020

8.0

2001

5.9