2009

6.1

1969

6.8

1979

6.3

2012

3.0

1997

7.7

1962

7.8

1974

5.5

1998

5.3

1981

5.7

1985

2.0

1963

6.8

1983

4.3

2014

5.8

1979

0.0

1981

0.0

1990

2.0

1981

3.0

1981

4.2

1984

0.0

1981

0.0