1997

6.1

1992

6.6

1994

6.7

2021

7.0

1931

8.3

2006

7.0

1925

8.0

2006

7.3

2007

6.1

2023

6.0

2018

0.0

2024

6.0

2004

6.9

2011

10.0

2001

0.0

2023

0.0

2010

5.8

2003

5.3

1991

6.8

1938

7.4