2014

8.0

2008

6.8

2004

5.4

2017

5.1

2008

7.7

1996

6.2

2014

4.5

1999

5.5

1962

7.2

0.0

2005

7.2

2008

7.2

1992

6.6

1986

4.4

2003

6.3

1937

4.6

2007

7.5

2020

7.8

2001

6.5

2005

7.1