1931

2.7

1952

5.0

1993

7.9

1935

7.3

1940

7.4

1980

0.0

1988

7.4

2006

6.7

1987

6.6

1996

6.1

1995

5.9

1970

0.0

1931

7.1

1989

7.2

1971

7.1

2008

4.0

1990

6.6

1942

5.0

1969

0.0

1996

6.7