1989

6.2

2014

7.9

2009

5.0

2014

7.5

2006

6.8

2010

6.5

2021

7.2

1996

8.0

2008

6.9

2019

7.9

1966

7.3

2016

6.0

1965

0.0

2025

0.0

1966

6.5

2024

10.0

1987

5.6

1993

7.4

1976

0.0

2022

6.8