1952

6.1

1980

6.0

1973

0.0

1960

6.0

1998

6.7

1954

8.1

1963

5.5

1968

7.0

1977

7.3

1984

0.0

1964

6.0

1978

0.0

2006

6.3

2002

6.1

1964

4.0

2004

5.9

1946

7.1

1995

6.6

1952

6.5

1971

6.0