1985

7.0

2007

6.6

2002

6.6

2004

6.4

2014

0.0

1959

4.2

2017

6.2

2008

3.8

2020

4.2

2017

3.2

2004

7.5

1992

7.4

1981

7.3

1992

7.3

1978

7.5

2004

7.1

2025

8.0

2009

6.6

2003

5.9

2006

6.1