2017

6.7

1969

7.9

1996

6.5

1986

6.9

1986

7.5

1977

7.4

2016

5.5

2006

6.4

1956

7.1

1980

5.8

1966

7.0

2016

7.5

2010

6.3

1980

6.7

2010

7.1

2017

5.4

1972

7.8

2017

5.6

2012

7.2

1955

7.9