2002

7.3

2000

5.7

2018

5.9

2014

4.3

1974

6.7

1986

8.0

1972

5.2

1998

3.1

2018

7.0

2012

0.0

1938

6.9

2010

6.7

2004

3.2

1989

7.1

2010

7.1

2009

7.2

2007

5.3

1985

6.6

1990

6.0

1983

5.7