1994

8.0

1996

7.0

2002

8.5

1990

4.3

2016

7.2

2006

6.9

2006

0.0

1979

5.0

1983

6.0

1987

6.6

2003

6.1

1991

0.0

1980

2.5

2021

4.9

1978

5.2

1985

5.3

2007

6.2

2012

7.6

1999

5.2

1996

6.7

2017

7.0

1983

5.8

1988

6.7

1991

5.3

1996

3.6

1992

7.2

2004

6.6

2017

5.5

1986

0.0

2000

5.5

2013

5.5

2015

6.1

2007

5.0

2008

3.7

2017

7.3

2003

3.6

1983

6.1

1987

2.0

1994

5.3

2020

5.0

1973

4.0

1995

4.8

2004

6.0