2016

6.0

2002

6.0

2007

5.7

1996

7.8

1990

7.4

2001

7.6

1999

7.9

2003

5.3

1998

7.4

1999

5.4

1996

5.7

2017

6.5

2021

10.0

2009

7.6

2000

3.5

2018

6.1

2010

4.7