1995

7.7

2010

5.0

1972

7.3

2005

7.5

2009

0.0

2007

8.1

2020

7.0

1999

7.8

2013

6.3

2023

8.4

1992

7.5

2020

6.2

1995

7.2

1965

6.0

2004

1.5

2006

1.5

1977

9.0

2003

7.7

1985

7.8

2013

0.0