2018

7.4

2019

0.0

2011

0.0

2014

2.0

2017

5.9

2020

7.2

2018

7.2

2014

1.0

2012

7.6

2014

7.1

1984

7.3

1998

7.2

1973

5.4

1995

7.6

1993

8.0

1992

7.5

2000

7.0

1997

8.1

1995

6.5

2004

8.6