1993

7.8

2023

3.0

2000

0.0

1998

5.3

1995

5.6

1990

7.4

2001

7.6

1999

7.9

2005

8.0

1999

0.0

2004

7.7

2016

6.9

2008

5.7

1999

8.6

1999

6.7

1999

7.9

2009

8.3

2003

8.7