1993

5.5

1993

3.4

1977

3.3

1971

4.8

1968

4.8

2012

6.2

1968

1.0

1982

3.2

1967

1.0

1979

6.0

1993

0.0

2002

4.0

1991

4.7

1973

0.0

1968

1.0

1977

2.5

2006

3.5

1973

2.5

1969

3.9

1972

3.5