2016

6.8

1965

6.3

1982

6.0

2010

6.3

1968

6.7

1994

4.7

2003

4.9

2008

6.0

1967

6.7

2011

7.0

2000

7.7

1968

6.5

2002

6.2

2005

6.1

1972

6.3

1998

5.1

2013

8.7

2008

5.7

1995

5.8

1993

6.3