1986

4.7

1994

8.0

1976

7.3

1980

6.0

2004

6.2

1985

6.3

2005

8.3

1998

10.0

2015

5.6

1978

7.0

2015

7.7

1979

6.7

2000

8.5

1980

0.0

2021

6.6

2016

6.1

1999

7.1

1989

8.0

2012

7.1

1985

6.8

1985

7.5

2017

6.1

2011

0.0

2005

7.5

2007

6.8

1987

2.7

2017

8.0