1950

7.0

2013

7.4

2019

8.2

2007

5.8

2025

0.0

2024

8.1

2023

0.0

0.0

1997

7.0

1995

6.7

2009

6.6

2006

7.3

1978

6.3

2005

6.8

1993

5.8

2025

8.2

2008

7.6

2021

6.0

2023

10.0

2022

0.0