2005

7.6

2003

8.1

2006

9.0

1990

6.7

2016

5.5

2002

8.0

1984

7.1

2009

0.0

2011

8.1

1987

0.0

1967

7.4

1991

0.0

1969

7.2

2003

0.0

1990

9.0

1994

6.8

2006

7.7

1995

3.0

1993

0.0

5.8