1941

6.5

2017

6.2

1998

6.3

2022

7.6

2016

4.5

2018

7.1

2006

5.1

2008

5.1

2019

7.3

2007

5.0

2013

6.1

1997

5.2

2003

7.0

1991

7.5

1988

7.8

1999

7.7

1954

7.9

1995

8.1

1991

7.1

1997

8.2