1949

6.8

2021

0.0

1999

5.9

1942

7.0

1982

6.9

1987

6.9

1938

7.3

2006

7.2

1995

7.0

1960

8.2

1999

6.2

2006

5.9

1997

7.6

1981

7.5

2015

7.5

1974

8.6

1957

7.4

1987

6.4

1992

6.5

2008

1.0