2015

6.9

1986

7.5

1986

10.0

1974

0.0

2008

4.8

1996

6.2

1985

6.4

2011

6.3

1976

2.0

2011

6.7

1989

2.0

1993

6.0

2013

3.1

1980

5.7

2015

10.0

2014

7.3

2001

0.0

1978

6.4

2014

6.6

2007

5.7