1992

6.8

2018

7.9

2002

7.4

2017

7.2

2013

8.7

1989

8.3

2007

8.5

2023

8.7

2020

7.8

2014

7.1

2017

8.5

1998

7.9

2021

7.6

2005

5.6

2006

7.5

2024

8.0

2021

7.2

2006

7.9

2015

7.9

1992

8.5