1999

7.5

2016

7.7

2024

7.0

1996

8.1

2015

5.3

2025

6.8

2004

7.6

2021

7.4

2023

9.7

2012

7.6

2012

6.8

2010

7.7

2017

8.0

2022

8.2

2015

8.6

2023

8.1

2020

7.1

2014

6.7

2011

7.4

2003

7.0