1996

6.5

2016

6.7

2003

6.3

2002

6.5

1943

6.4

2019

7.0

1989

5.7

2017

7.3

2014

7.3

2005

8.5

2022

7.1

2004

7.7

2022

5.3

1977

6.7

2007

5.7

2008

5.5

2006

9.9

1998

6.0

1993

7.2

1949

6.2