2006

9.8

1993

6.2

1998

6.2

2005

9.9

1994

7.3

1974

10.0

2018

9.0

2018

10.0

2011

7.2

1997

6.3

2010

8.0

1963

2.7

1919

6.0

2019

5.8

2017

4.0

2011

6.5

1980

5.0

1988

4.0