2006

5.4

2019

8.5

1985

8.3

2004

7.5

1957

8.5

1954

8.4

2011

7.3

1994

8.7

1976

8.1

1994

8.3

1999

7.5

2007

7.8

2009

8.2

2015

7.6

1999

8.4

1997

7.9

1960

8.4

1979

8.2

2019

7.7

2015

7.7