2018

6.7

1981

8.1

1993

8.6

1931

4.5

2000

0.0

1957

7.1

2015

6.0

1992

7.4

1937

6.9

1983

7.4

2009

5.9

1940

4.3

2005

6.2

2014

7.3

2006

6.9

1996

6.6

2021

6.8

1988

5.2

2016

5.6

1980

8.0