2004

4.8

7.0

2008

6.2

2001

6.9

2013

7.0

2003

7.1

2016

5.9

2010

6.7

2021

6.8

1987

1.0

2025

0.0

2023

10.0

1994

6.2

1997

6.4

2020

0.0

2024

0.0

2016

5.6

2018

7.4

2017

0.0

2019

5.5