1997

0.0

1993

6.8

2010

4.0

2016

6.0

2019

7.3

2015

8.0

1994

0.0

2007

5.3

2023

6.0

2006

3.0

2003

5.1

1989

5.9

2002

0.0

1989

0.0

1997

6.7

2016

7.1

2002

6.0