1996

6.6

1972

7.0

2006

5.1

2009

4.2

2001

5.8

2009

7.2

1986

6.5

2014

0.0

2010

7.2

2009

6.7

1997

6.2

2003

6.2

2009

6.1

2001

6.8

1979

7.2

2024

6.8

2005

0.0

2024

0.0

1968

7.6

2023

0.0