2009

5.5

1969

7.8

2005

6.5

2014

6.0

2004

3.6

1983

7.1

1985

6.2

2004

5.4

2007

6.2

1988

7.1

1978

6.0

1962

7.3

2014

1.4

2003

6.1

2007

5.3

1994

3.2

1992

6.2

1961

5.6

1993

4.8

1972

6.0