2003

5.8

1977

7.1

1986

8.0

1999

8.0

1998

8.8

2015

9.0

2013

5.7

2000

7.2

2023

7.0

2020

5.0

2012

10.0

2017

4.0

7.0

4.0

2009

6.0

2013

8.0