2020

9.1

2021

7.3

2013

6.0

2004

7.6

1984

7.7

2007

5.5

2006

8.0

2006

4.0

2015

7.5

2001

7.5

1998

8.6

1978

9.7

2006

6.5

2007

0.0

2009

7.8

2025

7.0

1990

6.0