2021

9.2

2015

8.2

2017

7.7

2012

10.0

2021

6.0

2010

9.0

1996

9.5

2007

5.9

2005

0.0

2007

4.0

2010

7.5

1982

6.7

1990

0.0

1996

0.0

1980

6.0

1950

6.0

2007

6.3

1985

5.0

1960

5.0

2001

3.0