2010

6.4

2005

6.8

2005

7.0

2008

6.1

2024

9.0

2004

6.3

1999

7.3

1998

6.7

0.0

2014

5.3

0.0

2023

7.3

0.0

2017

8.3

2022

0.0

2021

6.5

2022

0.0

1996

0.0

2019

0.0

0.0