1974

6.8

1991

10.0

1933

7.0

2001

6.6

1958

6.3

1925

6.9

2002

6.0

2016

6.8

2014

5.9

2017

5.7

1984

5.6

2006

7.3

1955

7.4

1984

8.0

1995

8.0

2001

7.3

2019

0.0

1956

4.7

1948

7.8

1982

7.0