1956

6.7

1973

6.8

1998

5.7

2006

5.1

1987

7.7

1946

5.9

1967

0.0

2021

6.2

2018

7.0

2017

7.0

2006

7.8

1931

6.8

2006

5.8

2023

7.2

2001

4.4

1996

7.1

1980

10.0

1988

7.1

2008

6.6

1986

7.0