2013

6.9

2005

8.0

1985

6.0

2012

7.6

2024

7.3

2022

6.8

1984

8.0

1992

9.0

1982

8.2

1999

8.9

2019

4.9

2009

8.3

1979

0.0

1986

0.0

2009

6.7

1973

0.0

2009

6.6

2004

0.0

1998

0.0

2016

1.0