1996

7.5

1978

6.2

1985

6.7

2003

8.1

2016

6.3

1993

8.0

1971

8.0

1928

0.0

1948

8.2

2005

6.7

2008

6.5

2007

7.6

2006

7.2

2019

8.0

2007

6.5

1929

0.0

1955

6.0

1962

7.4

2013

7.0

2006

7.0