1977

7.7

1990

8.5

2009

0.0

1938

0.0

2006

7.0

2019

4.2

2018

6.9

1993

0.0

2023

9.0

1996

6.6

1992

6.7

2002

8.0

2016

6.5

2014

6.8

2017

4.5

1980

7.9

2007

7.9

2005

5.5

2004

7.5

2006

7.9