1992

6.9

2003

4.9

2006

5.4

2018

9.6

1978

9.7

2016

5.6

2016

7.8

2010

7.0

2020

5.3

2011

6.0

2011

7.6

1994

6.0

2009

7.1

2022

6.8

1991

8.2

2021

8.2

1998

4.5

1988

8.0

2025

6.3

2015

6.2