2014

3.4

1990

4.0

2007

0.0

2009

6.0

2001

0.0

2013

5.2

1980

3.8

2019

8.0

1993

6.0

2006

0.0

1987

4.7

2016

8.1

1991

5.6

2023

1.0

1986

5.1

1983

6.8

1996

0.0

1979

5.6

1996

6.0

1977

5.5

2012

5.0