1990

7.0

1992

6.9

2016

9.2

2012

6.2

2003

7.6

2014

9.0

1996

7.5

2001

8.1

2020

3.6

2015

6.6

2011

7.2

2016

9.0

2011

7.4

2009

7.3

2002

7.1

2023

8.4

1993

6.2

9.0