1996

6.2

1996

6.9

1970

5.6

1994

5.4

1934

6.0

1997

6.6

2019

8.5

1997

4.6

1987

6.3

2014

5.7

2008

6.1

1976

7.9

2015

4.8

1975

5.5

1976

4.8

1989

4.6

1948

6.3

2010

6.3

1991

6.5

1973

6.7