1983

6.4

1989

6.7

1954

7.0

2015

6.6

2010

7.3

6.1

7.8

2022

6.3

1996

9.5

6.1

2013

7.7

2008

5.2

2001

6.7

2017

5.4

1985

6.1

2000

7.7

1935

7.4

2013

6.4

2023

6.5

2004

6.7