2011

8.6

2018

10.0

2022

4.4

1986

10.0

1985

6.2

1993

6.5

1971

7.2

1967

6.3

1969

5.1

2018

6.8

1936

0.0

2013

6.0

2001

7.7

1980

7.3

1997

6.6

1999

6.3

2002

6.0

1941

0.0

2005

5.3

1999

7.8