1990

6.6

1998

7.3

1988

7.2

2003

7.8

2004

7.1

1993

7.6

2001

7.9

2006

7.0

2004

7.5

2007

7.0

2023

7.3

2008

6.5

2024

0.0

2014

6.9

2004

6.8

2024

0.0

2023

10.0

2018

7.3

2022

5.7

2018

0.0