1944

6.0

1984

7.5

2010

8.4

1988

7.3

2011

7.5

2008

8.5

1999

8.2

2019

8.1

1985

7.7

2016

7.0

1975

8.4

2003

7.4

1987

6.8

1943

8.2

2013

7.8

1998

8.3

2007

6.2

2020

7.1

2000

8.2

1982

7.9