1981

5.2

1997

4.5

1989

0.0

2022

6.0

2005

5.3

1998

6.8

2018

5.6

1994

1.0

2000

7.2

2019

6.9

2017

6.2

2007

6.0

1999

6.8

2012

5.5

2013

6.0

1997

4.5

1994

7.0

2021

5.0

2005

2.4

2023

6.2

1999

5.5

1978

5.5

2009

6.1

2004

6.1

2003

8.6

1995

4.6

2022

3.0

1995

7.8