2014

6.0

1977

6.0

1984

6.9

2002

6.5

1998

2.0

2008

7.0

2015

6.2

2003

3.3

2000

0.0

2014

4.0

1971

6.4

1998

0.0

2018

7.1

2001

4.4

1978

5.5

2009

6.1

2008

4.8

1995

4.6

2019

6.8