2016

6.7

2014

6.8

2008

5.0

1998

6.0

1998

6.4

2007

7.2

2019

6.9

2020

0.0

1997

7.7

0.0

2006

6.6

2005

5.6

2000

4.4

2023

5.6

2019

7.4

2005

6.7

2024

0.0

2001

7.8

2007

6.4

2011

0.0