1981

5.2

2023

7.9

1993

2.6

1997

5.4

1981

4.4

2007

6.6

2013

7.0

1999

5.5

2012

5.9

2006

1.0

2004

4.5

2007

3.5

2006

0.0

2005

6.0

2011

6.9

2008

0.0

1971

6.4

2024

6.6

2018

0.0

2022

6.0

2006

5.7

2019

6.9