1995

4.3

2016

4.0

2015

5.0

2016

4.3

2004

6.9

2005

6.9

2000

7.6

2005

7.8

2021

0.0

2023

7.0

2001

4.0

1993

7.2

2004

4.3

1993

7.7

1998

6.1

2019

5.8

2006

6.8

2024

0.0

2020

5.9

2022

6.9