2014

1.0

1968

0.0

1986

7.2

2011

6.0

2010

7.0

2010

7.0

1990

6.5

1989

6.0

1988

6.2

1986

5.6

1992

6.3

1991

5.3

2010

6.4

1946

5.8

1956

5.1

2017

5.4

1998

0.0

2000

6.8

2006

7.0