1998

6.7

2003

7.4

1995

7.0

2005

6.9

2000

7.1

2005

6.7

2006

5.1

2001

6.8

0.0

2021

10.0

1996

7.0

2004

7.0

1998

7.4

2006

6.6

2006

6.8

2008

6.5

1998

6.6

1994

8.0

1986

4.4

2010

6.1