1995

8.0

2021

6.9

1999

6.5

1997

7.6

2003

6.1

1987

7.1

1986

7.0

2017

8.1

2017

8.1

2015

4.5

1998

6.9

2022

7.0

2007

7.9

2007

6.5

2015

6.5

2005

7.5

2007

6.7

1992

7.1

2007

7.6

1985

7.7