1985

8.3

2010

6.0

1986

7.8

2007

6.3

1995

8.0

1984

7.2

1991

5.2

2007

6.2

1994

6.6

2016

7.4

2009

6.3

2003

6.6

2023

0.0

1996

5.7

2020

7.9

2020

2.0

2008

5.8

1985

6.3

2013

2.7

2003

5.8