1986

4.5

1929

6.5

1994

7.4

1953

7.7

1989

7.2

1959

7.5

1972

7.4

1993

6.9

1994

7.1

1996

6.7

2004

7.3

1989

7.2

2000

7.1

1996

7.3

1918

10.0

1931

0.0

1994

6.8

1986

7.4

1964

6.0

1971

0.0