1991

6.0

2005

6.0

1967

7.1

1993

6.4

1976

8.3

1992

7.4

2005

6.7

1994

6.8

1993

6.9

1950

7.7

1976

0.0

1930

7.0

1986

6.9

1988

6.6

1958

8.7

1969

0.0

2016

7.6

1990

7.3

1980

6.3

1975

7.5