1928

6.0

1930

2.6

2015

7.2

2017

7.3

1989

7.4

1995

7.0

2007

6.8

2020

3.3

2020

5.2

2004

7.5

2018

0.0

1984

6.0

2009

4.6

2013

0.0

2014

6.8

1993

6.7

1970

6.5

1976

6.0

1987

7.8