2012

6.0

2001

7.4

1991

5.9

1996

7.0

2007

6.4

2006

6.3

2006

6.2

1970

3.8

2002

6.4

2008

6.8

2004

5.3

2023

0.0

1966

2.5

1991

4.5

1973

3.7

2023

0.0

1992

5.0

1975

7.5

2010

5.1

2017

6.3