2020

8.5

1960

5.2

2016

7.2

2016

7.0

2009

7.8

1984

3.3

2007

7.4

2005

6.4

2024

0.0

2003

6.9

2001

5.0

1992

6.5

1998

7.6

1980

0.0

1988

0.0

1990

0.0

2004

5.0

1985

5.9

1973

0.0

2006

7.7