1978

5.0

2016

10.0

2019

8.6

1978

3.5

1989

7.3

2014

6.9

2006

5.4

2014

4.5

2015

7.2

2010

8.8

2009

7.5

2000

6.0

2016

6.0

2011

6.8

1997

5.5

1985

4.9

2016

6.0

2013

8.4

1996

7.5

2013

7.4