2018

7.6

1998

5.1

2015

7.2

2001

8.1

2013

8.7

2008

8.9

2019

8.6

1984

8.5

2016

8.4

2014

7.8

2025

8.1

1998

7.0

2002

7.9

1989

8.4

2000

6.2

2006

7.8

2021

8.4

2004

8.4

2010

8.1

1999

8.2