2010

7.1

2013

8.1

2021

7.7

2021

5.5

2013

7.5

1967

7.1

2013

6.6

1998

6.2

2001

9.9

1990

5.7

2012

6.0

2003

7.0

1994

6.5

2014

6.3

2008

7.8

1963

5.1

2012

9.3

2005

5.9

2014

6.8

2011

6.9