2013

6.1

2017

7.4

1985

5.9

2019

7.7

2005

5.7

1932

6.2

2009

5.0

1988

6.2

2018

6.3

2007

5.3

2010

4.5

2014

7.6

2023

6.3

6.0

1986

6.4

2010

6.2

1971

6.7

1996

5.4

0.0

1992

7.1