1990

7.0

2016

9.2

9.0

2015

7.1

1993

7.9

2004

7.9

2018

5.6

2023

10.0

2008

6.7

2002

7.1

2003

7.8

2015

6.4

1997

7.4

1982

7.8

2006

7.1

2014

9.0

2023

8.7

1984

7.3

2012

8.6

2020

7.0