1989

9.3

2015

5.1

2012

5.8

1980

6.7

2008

8.7

2019

3.6

1986

6.9

2009

5.5

2013

7.1

2024

6.8

2011

6.4

2014

6.6

2004

6.0

2015

6.4

1998

5.5

1993

5.0

2006

6.8

2009

5.6

1991

8.0

0.0