2015

5.9

2004

7.2

1970

5.0

1947

7.6

1994

8.3

1995

6.5

1990

7.0

2016

0.0

2005

5.1

2005

6.2

1989

7.6

2007

6.1

1993

6.7

2004

6.3

1988

6.3

1972

7.1

2008

7.5

2006

6.5

1995

6.9

1967

7.8