2011

6.5

2013

5.7

1975

9.0

1986

10.0

1997

8.2

1935

6.5

2013

10.0

2010

8.0

2011

8.0

1937

6.9

1992

10.0

2009

4.4

2006

5.0

1986

9.2

1961

6.0

1983

9.6

1970

0.0

2020

4.3

2023

6.5

2005

10.0