1988

6.9

1941

8.0

2008

7.3

1982

7.9

1984

7.5

1972

8.7

2003

7.4

1987

7.3

2019

8.5

1999

8.4

2014

8.1

1994

8.5

1989

8.3

2012

7.4

2001

8.5

2014

8.4

2002

7.3

2017

7.6

2001

6.7

1990

8.5