2006

8.5

2005

8.0

2020

7.2

2023

8.4

2006

5.0

1984

9.2

2018

5.0

2023

7.6

2014

6.7

2007

7.9

1994

7.6

1989

6.0

5.4

7.8

2013

7.1

2015

8.2

2011

6.3

2021

6.2

1991

6.0