2009

7.0

1978

5.3

1992

0.0

2006

7.2

2017

8.0

1997

7.5

2001

8.4

1994

8.0

2005

6.3

2010

4.5

1996

7.6

2018

0.0

1991

6.4

2006

5.2

1984

6.6

0.0

1997

6.4

2002

6.0

2001

7.2

1994

6.0