1994

4.0

1988

9.0

2014

7.5

2019

8.3

2019

7.9

2024

4.0

2024

5.2

1982

7.2

2008

6.4

2014

3.7

1983

7.1

2005

6.8

1958

6.0

2017

3.0

2014

6.5

1970

7.0

1973

7.2

1991

5.0

2021

5.1

2001

6.8