1997

4.5

1990

0.0

1997

4.5

1998

5.3

1987

4.2

1965

0.0

1988

0.0

1997

5.0

1994

2.3

2007

2.0

1994

1.0

1986

5.9

1980

0.0

1967

8.7

1970

6.1

1979

4.5

1958

6.7

1969

7.2