1990

6.6

2021

8.0

1968

7.5

2008

5.2

1993

6.1

2003

5.4

1992

4.7

1981

0.0

1989

7.9

1957

4.0

2008

7.2

1954

6.5

1953

5.0

1985

0.0

1987

0.0

1990

6.0

2007

6.3

1981

7.0

1973

7.5

1955

7.3