2019

6.3

2009

7.4

1950

7.6

1989

6.0

2010

6.6

1954

7.9

1965

6.3

2018

7.1

1972

6.2

1952

7.7

2007

6.7

1970

7.6

2005

5.2

2008

6.5

1977

6.3

2000

6.6

1965

6.8

1974

7.5

1924

8.1

1982

6.8