2006

4.5

2008

0.0

1990

5.0

1995

5.9

2002

6.6

2000

6.3

2013

5.1

2002

5.4

2007

5.5

1993

4.2

1995

7.0

1988

7.1

2001

6.7

2000

6.4

2016

7.0

2008

6.3

2007

6.9

1999

5.7

2023

6.7

1993

0.0