2005

6.4

1985

7.2

2001

6.7

1993

7.4

1939

7.9

1931

7.1

2013

4.9

2023

6.2

2013

5.7

2013

6.0

2014

6.5

2013

5.4

1970

6.1

2024

7.8

1995

6.3

2023

5.8

2018

5.9

2009

6.1

1940

5.5

1999

5.8