2008

7.6

1996

6.8

1966

7.6

2011

6.1

1994

8.2

2005

6.8

1992

6.8

2005

7.5

2009

8.3

2007

7.2

1971

7.9

2010

7.0

1960

5.3

2016

7.6

2003

7.8

2013

7.3

1975

6.3

2023

7.3

2013

7.1

1977

8.6