2013

7.1

2016

7.5

1985

7.0

2004

7.3

2021

5.9

1994

6.5

1982

5.2

2016

3.5

2010

8.4

2019

5.7

1990

4.5

2010

6.3

2015

6.4

2007

6.8

1977

5.6

2016

6.0

2015

5.3

1987

0.0

1982

5.4

2009

5.9