2016

6.3

2014

4.9

1978

7.0

1938

6.9

2016

4.9

1963

6.6

1997

7.1

2006

5.6

1994

6.7

2000

5.2

2001

6.4

2009

6.2

1998

7.1

1998

6.5

2019

6.2

1996

5.1

2020

7.2

2021

0.0

1978

4.7

2013

7.9