1973

2.3

1958

7.6

1984

8.0

1998

7.4

1957

8.5

1934

6.2

0.0

1996

5.0

1939

6.0

1964

7.2

1961

6.0

1928

5.3

1992

6.1

1986

7.3

1915

0.0

1997

6.1

1980

0.0

1970

7.0

1962

6.7

1994

6.1