2011

7.5

1994

8.5

1992

6.9

1954

8.4

1983

7.9

2019

7.0

1972

8.7

1993

8.0

1994

8.7

2010

7.1

1987

8.1

2007

6.5

2001

8.5

2008

6.9

2000

7.3

2006

7.4

1991

6.2

1957

8.5

2006

7.0

2002

8.4