2003

8.5

2002

8.4

1928

8.0

1985

6.1

2012

6.2

2015

7.3

2005

7.4

1975

8.0

2010

7.0

2009

6.8

1990

5.8

2016

7.2

1971

7.1

1997

7.5

2020

5.5

1977

8.2

2017

6.9

1940

8.3

1979

7.8

1983

7.3