1987

6.3

1977

7.3

2020

8.5

2007

5.5

1989

5.8

2006

6.6

1987

7.5

1998

6.4

2006

8.1

1994

8.2

2019

7.8

2013

7.0

2017

6.3

1971

5.0

1976

7.5

2012

4.5

2022

7.3

1983

5.0

2005

8.5

2013

10.0