2018

6.7

1993

5.4

1949

6.2

2003

8.7

2002

4.6

1996

5.5

1971

6.4

2009

7.6

1966

6.2

1988

6.7

1940

7.1

2014

7.3

2007

6.7

2020

6.0

2014

7.0

2023

6.0

2019

6.9

1986

4.0