1931

7.2

1984

8.0

1998

7.4

2003

5.9

1996

6.4

1938

0.0

1933

5.0

1972

2.6

2000

6.4

1972

6.9

1978

6.6

1961

0.0

1940

5.2

1966

7.3

2006

6.9

1989

7.2

1996

7.2

1992

6.6

1993

6.9

1930

5.0