2004

6.5

2013

10.0

2004

7.5

1992

7.4

1981

7.3

1992

7.3

1989

6.3

1993

6.2

2017

3.2

2024

0.0

1972

7.7

2006

3.0

1991

7.6

2003

6.8

1989

6.6

2001

6.0

2007

6.3

2012

4.3

2007

6.7

2017

5.6