1987

5.1

2021

6.3

1978

6.1

2016

6.3

1995

6.5

2016

4.0

2003

6.0

2014

4.8

2013

1.5

1980

5.8

1991

7.4

2025

0.0

2013

6.4

2024

0.0

2005

4.9

2002

5.3

2006

6.1

2014

6.7

2004

5.1

2006

4.5