1996

4.9

2009

3.1

1999

7.6

1986

6.0

2003

6.3

2016

7.2

1993

8.0

2001

6.7

2004

4.9

2023

6.5

1993

5.9

2019

7.3

2014

0.0

1990

7.0

2002

6.3

2011

6.8