2010

5.7

2004

9.9

1957

7.2

2001

6.7

1961

7.2

1986

5.8

1998

8.6

1992

5.6

2001

6.3

2003

6.4

2011

9.7

2012

8.4

1970

7.3

1980

6.2

2012

5.2

2002

6.5

1948

6.1

1966

6.3

2008

6.6

1986

6.3