2012

9.3

1993

6.5

2006

5.3

1996

8.0

2014

6.9

1988

5.9

1989

5.8

1997

7.5

1993

6.6

1996

6.5

2022

5.9

2014

6.0

2020

6.5

2006

6.8

2005

6.1

2003

6.0

2016

6.1

1991

6.2

2019

7.1

2019

8.7