2014

8.5

2001

9.9

2012

6.4

2010

6.6

1990

5.5

2001

6.6

2011

7.0

1964

7.0

1965

6.8

2006

5.6

2014

8.0

1998

4.8

2005

8.3

2006

6.3

1966

7.6

2020

7.4

1979

7.0

1914

5.3

1999

5.9