2014

7.7

1940

7.4

2004

6.7

2008

6.8

2007

6.3

2020

0.0

2005

6.2

1999

7.5

2024

7.0

2007

6.4

2007

6.5

1990

6.0

1978

0.0

1960

7.5

2003

6.7

2006

7.4

2005

7.0

1980

5.9

1939

0.0

1987

6.8