1999

7.9

2016

4.2

1998

5.0

2014

5.0

2005

7.7

1994

7.8

2006

7.0

2011

8.3

2011

7.0

2016

7.3

2019

5.0

1992

6.7

2017

4.9

2014

7.0

2015

7.5

2002

7.9

1992

5.5

1986

0.0

2011

8.2

1995

7.6

1985

5.4

2008

7.5

1983

7.5

1989

4.3

2008

5.9

1996

7.1

2011

5.7