2015

7.5

2007

6.6

2005

3.6

1999

6.0

2002

5.3

2022

5.8

2017

5.7

2014

6.4

2005

0.0

1980

2.8

1985

5.2

2018

10.0

2010

6.4

2019

0.0

1996

4.8

2004

3.8

1981

5.9

2019

8.1

2017

6.8

1998

4.3