2019

7.3

2002

4.8

1990

6.9

2008

3.6

2001

8.3

2004

8.0

2017

8.2

2010

7.7

2015

7.4

2023

9.7

2014

8.1

2013

8.0

2021

4.6

1998

8.2

2009

6.6

2018

8.0

2018

7.0

1981

8.6

1990

7.3

2004

7.1