1996

6.9

1998

10.0

2020

8.3

2005

7.3

2015

3.0

2018

6.2

1992

6.1

1999

5.5

2015

6.5

2020

6.5

2009

0.0

1990

7.4

2001

7.6

2005

8.0

2009

6.0

2008

7.0

1993

6.3

2002

7.9

2003

7.7

1998

6.0

2017

7.2

2010

8.2

2000

6.3

1996

6.6

2009

7.6

2009

6.2

2006

5.2

1998

6.3

2017

6.1