1992

9.0

2024

7.3

2012

7.7

2005

8.0

2022

6.8

1984

8.0

2019

4.9

2009

8.3

2013

6.9

1999

8.9

1988

8.1

2000

0.0

1987

4.8

1985

6.0

2002

7.9

1982

8.2

2016

1.0

2014

7.0

1979

0.0

2013

7.8