1998

6.4

1993

6.6

1997

6.0

2008

0.0

2019

7.1

1994

6.2

1994

9.0

1996

2.0

2001

5.0

1983

5.0

2012

7.6

1993

0.0

1999

6.2

2007

4.8

2010

6.7

1994

6.6

2008

6.6