2019

7.0

1993

7.8

2011

7.8

1965

7.9

2000

8.2

2003

7.8

2001

8.6

1995

7.3

2003

7.6

1962

7.2

1998

6.8

1976

8.5

1994

8.5

1959

7.6

2002

8.2

1993

7.9

2002

7.5

2010

7.5

1983

6.9

2015

8.2