2005

6.7

2003

6.5

2012

7.1

2011

0.0

2017

7.4

2014

7.3

2015

4.9

2009

7.4

2011

6.3

2018

6.6

1993

7.3

2016

5.3

1991

0.0

1996

7.0

1996

8.0

1989

7.3

1990

7.7

2006

7.5

1999

4.8

2001

8.0

2024

4.5

2025

2.5

2021

7.6

2023

0.0

2019

7.4

1995

6.3